cp's OEIS Frontend

This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.

Showing 1-9 of 9 results.

A030729 Number of new terms at stage n in the formation of A030727; likewise at stage n in the formation of A030777.

Original entry on oeis.org

1, 2, 3, 3, 5, 7, 9, 11, 13, 15, 17, 19, 20, 22, 24, 27, 30, 35, 38, 41, 44, 46, 49, 52, 58, 61, 63, 67, 72, 75, 80, 83, 85, 88, 93, 97, 102, 105, 106, 112, 115, 121, 126, 131, 133, 136, 140, 144, 150, 156, 160, 165, 170, 174, 180, 184, 187, 192, 198, 206, 211
Offset: 1

Views

Author

Clark Kimberling

Keywords

Crossrefs

Cf. A030727, A030777.

Extensions

More terms from Sean A. Irvine, Apr 08 2020

A030731 Record values in A030727.

Original entry on oeis.org

3, 5, 6, 7, 9, 12, 15, 18, 21, 24, 27, 30, 32, 34, 37, 41, 44, 50, 54, 58, 62, 65, 68, 72, 78, 82, 85, 90, 96, 100, 106, 110, 113, 117, 123, 128, 134, 138, 140, 145, 149, 155, 161, 167, 170, 174, 179, 183, 190, 197, 202, 208, 214, 219, 226, 231, 235, 241, 248
Offset: 1

Views

Author

Clark Kimberling

Keywords

Crossrefs

Cf. A030727, A030732.

Extensions

More terms and simpler title from Sean A. Irvine, Apr 08 2020

A030732 Positions of record values in A030727.

Original entry on oeis.org

1, 8, 10, 13, 16, 23, 32, 43, 56, 71, 88, 107, 127, 149, 173, 200, 230, 265, 303, 344, 388, 434, 483, 535, 593, 654, 717, 784, 856, 931, 1011, 1094, 1179, 1267, 1360, 1457, 1559, 1664, 1770, 1882, 1997, 2118, 2244, 2375, 2508, 2644, 2784, 2928, 3078, 3234
Offset: 1

Views

Author

Clark Kimberling

Keywords

Crossrefs

Cf. A030727, A030731.

Extensions

More terms and simpler title from Sean A. Irvine, Apr 08 2020

A030730 Least k such that s(k)=n, where s=A030727.

Original entry on oeis.org

2, 4, 1, 12, 8, 10, 13, 18, 16, 25, 34, 23, 44, 182, 32, 58, 73, 43, 109, 129, 56, 151, 152, 71, 202, 176, 88, 204, 203, 107, 233, 127, 268, 149, 201, 488, 173, 306, 542, 231, 200, 266, 487, 230, 390, 724, 660, 304, 437, 265, 485, 345
Offset: 1

Views

Author

Clark Kimberling

Keywords

A030733 s(k)=1, where s=A030727.

Original entry on oeis.org

2, 3, 6, 14, 15, 19, 22, 30, 31, 41, 42, 53, 55, 68, 70, 85, 87, 103, 106, 126, 148, 167, 172, 193, 194, 199, 213, 229, 254, 257, 258, 262, 264, 295, 300, 302, 335, 341, 343, 380, 385, 387, 431, 433, 480, 482, 526, 532, 534, 576
Offset: 1

Views

Author

Clark Kimberling

Keywords

A030734 Numbers k such that A030727(k) = 2.

Original entry on oeis.org

4, 9, 20, 26, 29, 39, 40, 54, 66, 69, 83, 86, 102, 105, 122, 125, 144, 147, 171, 191, 198, 221, 222, 224, 228, 263, 289, 292, 293, 298, 301, 333, 339, 342, 383, 386, 424, 429, 432, 475, 478, 481, 530, 533, 570, 580, 588, 591, 635
Offset: 1

Views

Author

Clark Kimberling

Keywords

Crossrefs

Cf. A030727.

A030735 s(n)=3, where s=A030727.

Original entry on oeis.org

1, 5, 7, 21, 50, 51, 52, 142, 166, 219, 243, 252, 255, 261, 299, 327, 330, 331, 337, 340, 374, 376, 381, 384, 427, 430, 476, 479, 524, 528, 531, 586, 589, 628, 639, 647, 650, 696, 702, 704, 710, 713, 777, 780, 849
Offset: 1

Views

Author

Clark Kimberling

Keywords

A030736 Numbers k such that A030727(k) = 4.

Original entry on oeis.org

12, 27, 28, 38, 63, 65, 67, 81, 84, 100, 104, 121, 124, 146, 164, 170, 190, 197, 227, 251, 278, 287, 290, 297, 338, 371, 372, 378, 382, 418, 420, 428, 470, 473, 477, 529, 578, 583, 587, 648, 700, 711, 755, 759, 766, 768, 778, 846
Offset: 1

Views

Author

Clark Kimberling

Keywords

Crossrefs

Cf. A030727.

A030728 The second list after the following procedure: starting with a list [3] and an empty list, repeatedly add the distinct values already in both lists in ascending order to the second list and add the corresponding frequencies of those values to the first list.

Original entry on oeis.org

3, 1, 3, 1, 2, 3, 1, 2, 3, 1, 2, 3, 5, 6, 1, 2, 3, 4, 5, 6, 7, 1, 2, 3, 4, 5, 6, 7, 8, 9, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 12, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 15, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 15, 18, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13
Offset: 1

Views

Author

Clark Kimberling

Keywords

Links

Crossrefs

The first list is A030727.

Extensions

Name revised in line with A030778 by Peter Munn, Oct 08 2022
Showing 1-9 of 9 results.

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