A018047 -id:A018047 - cp's OEIS frontend

A018017 Powers of cube root of 14 rounded up.

1, 3, 6, 14, 34, 82, 196, 473, 1139, 2744, 6614, 15940, 38416, 92589, 223151, 537824, 1296233, 3124105, 7529536, 18147253, 43737462, 105413504, 254061542, 612324459, 1475789056, 3556861577, 8572542415, 20661046784, 49796062077, 120015593800, 289254654976

Offset: 0

N. J. A. Sloane

nonn

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), this sequence (k=14), A018020 (k=15), A018023 (k=16), A018026 (k=17), A018029 (k=18), A018032 (k=19), A018035 (k=20), A018038 (k=21), A018041 (k=22), A018044 (k=23), A018047 (k=24).

[Ceiling(14^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 09 2014

Table[Ceiling[14^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 09 2014 *)
Ceiling[Surd[14,3]^Range[0,40]] (* Harvey P. Dale, Jan 04 2023 *)

More terms from Vincenzo Librandi, Jan 09 2014

A018020 Powers of cube root of 15 rounded up.

Original entry on oeis.org

1, 3, 7, 15, 37, 92, 225, 555, 1369, 3375, 8324, 20528, 50625, 124852, 307912, 759375, 1872780, 4618673, 11390625, 28091697, 69280083, 170859375, 421375454, 1039201232, 2562890625, 6320631805, 15588018474, 38443359375, 94809477069, 233820277108

Offset: 0

N. J. A. Sloane

nonn

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), this sequence (k=15), A018023 (k=16), A018026 (k=17), A018029 (k=18), A018032 (k=19), A018035 (k=20), A018038 (k=21), A018041 (k=22), A018044 (k=23), A018047 (k=24).

[Ceiling(15^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 09 2014

Table[Ceiling[15^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 09 2014 *)

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A018023 Powers of cube root of 16 rounded up.

Original entry on oeis.org

1, 3, 7, 16, 41, 102, 256, 646, 1626, 4096, 10322, 26008, 65536, 165141, 416128, 1048576, 2642246, 6658043, 16777216, 42275936, 106528682, 268435456, 676414964, 1704458901, 4294967296, 10822639410, 27271342416, 68719476736, 173162230555

Offset: 0

N. J. A. Sloane

nonn

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), A018020 (k=15), this sequence (k=16), A018026 (k=17), A018029 (k=18), A018032 (k=19), A018035 (k=20), A018038 (k=21), A018041 (k=22), A018044 (k=23), A018047 (k=24).

[Ceiling(16^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 09 2014

With[{c=16^(1/3)}, Ceiling[c^Range[0, 30]]] (* Harvey P. Dale, Oct 09 2012 *)
Table[Ceiling[16^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 09 2014 *)

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A018029 Powers of cube root of 18 rounded up.

Original entry on oeis.org

1, 3, 7, 18, 48, 124, 324, 850, 2226, 5832, 15285, 40056, 104976, 275115, 721006, 1889568, 4952070, 12978093, 34012224, 89137244, 233605664, 612220032, 1604470381, 4204901942, 11019960576, 28880466845, 75688234943, 198359290368, 519848403194

Offset: 0

N. J. A. Sloane

nonn

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), A018020 (k=15), A018023 (k=16), A018026 (k=17), this sequence (k=18), A018032 (k=19), A018035 (k=20), A018038 (k=21), A018041 (k=22), A018044 (k=23), A018047 (k=24).

[Ceiling(18^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 10 2014

Table[Ceiling[18^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 10 2014 *)

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A018032 Powers of cube root of 19 rounded up.

Original entry on oeis.org

1, 3, 8, 19, 51, 136, 361, 964, 2571, 6859, 18303, 48839, 130321, 347749, 927934, 2476099, 6607227, 17630735, 47045881, 125537307, 334983956, 893871739, 2385208823, 6364695154, 16983563041, 45318967620, 120929207915, 322687697779, 861060384776

Offset: 0

N. J. A. Sloane

nonn

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), A018020 (k=15), A018023 (k=16), A018026 (k=17), A018029 (k=18), this sequence (k=19), A018035 (k=20), A018038 (k=21), A018041 (k=22), A018044 (k=23), A018047 (k=24).

[Ceiling(19^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 10 2014

Table[Ceiling[19^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 10 2014 *)
Ceiling[Surd[19,3]^Range[0,30]] (* Harvey P. Dale, Dec 21 2014 *)

More terms from Vincenzo Librandi, Jan 10 2014

A018035 Powers of cube root of 20 rounded up.

Original entry on oeis.org

1, 3, 8, 20, 55, 148, 400, 1086, 2948, 8000, 21716, 58945, 160000, 434307, 1178891, 3200000, 8686137, 23577802, 64000000, 173722728, 471556032, 1280000000, 3474454550, 9431120637, 25600000000, 69489090985, 188622412731, 512000000000, 1389781819697

Offset: 0

N. J. A. Sloane

nonn

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), A018020 (k=15), A018023 (k=16), A018026 (k=17), A018029 (k=18), A018032 (k=19), this sequence (k=20), A018038 (k=21), A018041 (k=22), A018044 (k=23), A018047 (k=24).

[Ceiling(20^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 10 2014

With[{c=20^(1/3)}, Ceiling[c^Range[0, 30]]] (* Harvey P. Dale, Apr 07 2012 *)
Table[Ceiling[20^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 10 2014 *)
Ceiling[CubeRoot[20]^Range[0,40]] (* Harvey P. Dale, Feb 12 2023 *)

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A018038 Powers of cube root of 21 rounded up.

Original entry on oeis.org

1, 3, 8, 21, 58, 160, 441, 1217, 3357, 9261, 25551, 70492, 194481, 536559, 1480324, 4084101, 11267725, 31086799, 85766121, 236622225, 652822777, 1801088541, 4969066720, 13709278307, 37822859361, 104350401111, 287894844441, 794280046581, 2191358423330

Offset: 0

N. J. A. Sloane

nonn

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), A018020 (k=15), A018023 (k=16), A018026 (k=17), A018029 (k=18), A018032 (k=19), A018035 (k=20), this sequence (k=21), A018041 (k=22), A018044 (k=23), A018047 (k=24).

[Ceiling(21^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 10 2014

Table[Ceiling[21^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 10 2014 *)

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A018041 Powers of cube root of 22 rounded up.

Original entry on oeis.org

1, 3, 8, 22, 62, 173, 484, 1357, 3801, 10648, 29837, 83602, 234256, 656395, 1839244, 5153632, 14440680, 40463353, 113379904, 317694951, 890193746, 2494357888, 6989288907, 19584262411, 54875873536, 153764355952, 430853773031, 1207269217792, 3382815830943

Offset: 0

N. J. A. Sloane

nonn

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), A018020 (k=15), A018023 (k=16), A018026 (k=17), A018029 (k=18), A018032 (k=19), A018035 (k=20), A018038 (k=21), this sequence (k=22), A018044 (k=23), A018047 (k=24).

[Ceiling(22^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 10 2014

Table[Ceiling[22^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 10 2014 *)
Ceiling[Surd[22,3]^Range[0,30]] (* Harvey P. Dale, Mar 15 2018 *)

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A018044 Powers of cube root of 23 rounded up.

Original entry on oeis.org

1, 3, 9, 23, 66, 187, 529, 1505, 4279, 12167, 34602, 98402, 279841, 795831, 2263237, 6436343, 18304104, 52054436, 148035889, 420994377, 1197252007, 3404825447, 9682870661, 27536796143, 78310985281, 222706025201, 633346311282, 1801152661463, 5122238579607

Offset: 0

N. J. A. Sloane

nonn

Vincenzo Librandi, Table of n, a(n) for n = 0..200

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), A018008 (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), A018020 (k=15), A018023 (k=16), A018026 (k=17), A018029 (k=18), A018032 (k=19), A018035 (k=20), A018038 (k=21), A018041 (k=22), this sequence (k=23), A018047 (k=24).

[Ceiling(23^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 10 2014

Ceiling[23^(1/3)^Range[0,30]] (* Harvey P. Dale, Apr 24 2012 *)
Table[Ceiling[23^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 10 2014 *)

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A018008 Powers of cube root of 11 rounded up.

Original entry on oeis.org

1, 3, 5, 11, 25, 55, 121, 270, 599, 1331, 2961, 6584, 14641, 32562, 72416, 161051, 358175, 796573, 1771561, 3939917, 8762296, 19487171, 43339081, 96385252, 214358881, 476729884, 1060237770, 2357947691, 5244028720, 11662615467, 25937424601

Offset: 0

N. J. A. Sloane

nonn

Cf. powers of cube root of k ceiling up: A017981 (k=2), A017984 (k=3), A017987 (k=4), A017990 (k=5), A017993 (k=6), A017996 (k=7), A018002 (k=9), A018005 (k=10), this sequence (k=11), A018011 (k=12), A018014 (k=13), A018017 (k=14), A018020 (k=15), A018023 (k=16), A018026 (k=17), A018029 (k=18), A018032 (k=19), A018035 (k=20), A018038 (k=21), A018041 (k=22), A018044 (k=23), A018047 (k=24).

[Ceiling(11^(n/3)): n in [0..40]]; // Vincenzo Librandi, Jan 09 2014

Table[Ceiling[11^(n/3)], {n, 0, 40}] (* Vincenzo Librandi, Jan 09 2014 *)

More terms from Vincenzo Librandi, Jan 09 2014

cp's OEIS Frontend

A018017 Powers of cube root of 14 rounded up.

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A018020 Powers of cube root of 15 rounded up.

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A018023 Powers of cube root of 16 rounded up.

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A018029 Powers of cube root of 18 rounded up.

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A018032 Powers of cube root of 19 rounded up.

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A018035 Powers of cube root of 20 rounded up.

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A018038 Powers of cube root of 21 rounded up.

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A018041 Powers of cube root of 22 rounded up.

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