A159016 -id:A159016 - cp's OEIS frontend

A159024 a(0)=55; a(n) = a(n-1) + floor(sqrt(a(n-1))), n > 0.

55, 62, 69, 77, 85, 94, 103, 113, 123, 134, 145, 157, 169, 182, 195, 208, 222, 236, 251, 266, 282, 298, 315, 332, 350, 368, 387, 406, 426, 446, 467, 488, 510, 532, 555, 578, 602, 626, 651, 676, 702, 728, 754, 781, 808, 836, 864, 893, 922, 952, 982, 1013, 1044

Offset: 0

Philippe Deléham, Apr 02 2009

nonn

Row 6 in square array A159016.

This sequence contains infinitely many squares. - Philippe Deléham, Apr 04 2009

Cf. A028392, A005029.

NestList[#+Floor[Sqrt[#]]&,55,60] (* Harvey P. Dale, Nov 27 2022 *)

More terms from Vincenzo Librandi, Apr 10 2009

A159025 a(0)=71; a(n) = a(n-1) + floor(sqrt(a(n-1))), n > 0.

Original entry on oeis.org

71, 79, 87, 96, 105, 115, 125, 136, 147, 159, 171, 184, 197, 211, 225, 240, 255, 270, 286, 302, 319, 336, 354, 372, 391, 410, 430, 450, 471, 492, 514, 536, 559, 582, 606, 630, 655, 680, 706, 732, 759, 786, 814, 842, 871, 900, 930, 960, 990, 1021, 1052, 1084, 1116, 1149, 1182, 1216

Offset: 0

Philippe Deléham, Apr 02 2009

nonn

Row 7 in square array A159016.

This sequence contains infinitely many squares. - Philippe Deléham, Apr 04 2009

Cf. A028392, A110286.

More terms from Vincenzo Librandi, Apr 10 2009

A159026 a(0)=89; a(n) = a(n-1) + floor(sqrt(a(n-1))), n > 0.

Original entry on oeis.org

89, 98, 107, 117, 127, 138, 149, 161, 173, 186, 199, 213, 227, 242, 257, 273, 289, 306, 323, 340, 358, 376, 395, 414, 434, 454, 475, 496, 518, 540, 563, 586, 610, 634, 659, 684, 710, 736, 763, 790, 818, 846, 875, 904, 934, 964, 995, 1026, 1058, 1090, 1123, 1156, 1190

Offset: 0

Philippe Deléham, Apr 02 2009

nonn

Row 8 in square array A159016.

This sequence contains infinitely many squares. - Philippe Deléham, Apr 04 2009

Cf. A028392, A110287.

NestList[#+Floor[Sqrt[#]]&,89,60] (* Harvey P. Dale, Feb 26 2012 *)

More terms from Vincenzo Librandi, Apr 10 2009

cp's OEIS Frontend

A159024 a(0)=55; a(n) = a(n-1) + floor(sqrt(a(n-1))), n > 0.

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A159025 a(0)=71; a(n) = a(n-1) + floor(sqrt(a(n-1))), n > 0.

Views

Author

Keywords

Comments

Crossrefs

Extensions

A159026 a(0)=89; a(n) = a(n-1) + floor(sqrt(a(n-1))), n > 0.

Views

Author

Keywords

Comments

Crossrefs

Programs

Mathematica

Extensions