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 1-3 of 3 results.

A158504 A158486(n)/5.

Original entry on oeis.org

2, 1, 3, 4, 6, 5, 7, 9, 8, 10, 12, 11, 13, 14, 15, 16, 18, 17, 19, 20, 21, 22, 24, 23, 25, 26, 28, 27, 30, 29, 31, 32, 33, 35, 34, 36, 39, 37, 38, 40, 42, 45, 41, 43, 44, 46, 48, 47, 49, 50, 51, 52, 55, 53, 54, 57, 56, 58, 60, 59, 61, 62, 63, 64, 66, 70, 65, 67, 68, 69, 72, 71, 73, 74, 75
Offset: 1

Views

Author

Paul Curtz, Mar 20 2009

Keywords

Comments

See A158814 for other accounts of multiples in the EKG sequence A064413.

Extensions

Edited and extended by R. J. Mathar, Apr 04 2009

A158486 Multiples of 5 in the EKG sequence A064413.

Original entry on oeis.org

10, 5, 15, 20, 30, 25, 35, 45, 40, 50, 60, 55, 65, 70, 75, 80, 90, 85, 95, 100, 105, 110, 120, 115, 125, 130, 140, 135, 150, 145, 155, 160, 165, 175, 170, 180, 195, 185, 190, 200, 210, 225, 205, 215, 220, 230, 240, 235, 245, 250, 255, 260, 275, 265, 270, 285, 280, 290, 300
Offset: 1

Views

Author

Paul Curtz, Mar 20 2009

Keywords

Comments

See A158814 for a survey of other multiples in the EKG sequence.

Formula

a(n)=5*A158504(n).

Extensions

Edited and extended by R. J. Mathar, Apr 04 2009

A158605 Multiples of 13 in the EKG sequence A064413 in order of appearance.

Original entry on oeis.org

26, 13, 39, 52, 65, 78, 91, 104, 117, 130, 143, 156, 182, 169, 195, 208, 234, 221, 260, 247, 273, 286, 312, 299, 325, 338, 351, 364, 390, 377, 403, 416, 429, 442, 455, 468, 494, 481, 507, 520, 546, 533, 559, 572, 585, 598, 624, 611, 637, 663, 650, 676, 702, 689, 715, 728
Offset: 1

Views

Author

Paul Curtz, Mar 22 2009

Keywords

Comments

The "natural" order a(n)=13*n is attained for n = 3..12, n = 15..16, n = 21..22,
n=25..28, n=31..36, n=39..40, n=43..46 etc.
See A158814 for a survey of other multiples in the EKG sequence.

Extensions

Edited and extended by R. J. Mathar, Sep 06 2009
Showing 1-3 of 3 results.

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