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 1-4 of 4 results.

A327432 Smallest k > 0, such that A000110(k) is divisible by n, if such a number exists, otherwise 0.

Original entry on oeis.org

1, 2, 4, 5, 3, 8, 6, 0, 8, 8, 31, 8, 5, 20, 4, 0, 22, 8, 9, 8, 9, 53, 8, 0, 10, 5, 17, 20, 6, 8, 57, 0, 95, 26, 35, 8, 12, 59, 34, 0, 66, 35, 56, 53, 8, 8, 12, 0, 20, 56, 22, 5, 9, 17, 245, 0, 9, 104, 78, 8, 20, 89, 47, 0, 61, 95, 28, 29, 8, 35, 43, 0, 43, 125
Offset: 1

Views

Author

Vaclav Kotesovec, Sep 10 2019

Keywords

Comments

a(8*j) = 0.

Crossrefs

A073877 Smallest Bell number divisible by n not included earlier, or 0 if no such number exists.

Original entry on oeis.org

1, 2, 15, 52, 5, 4140, 203, 0, 82864869804, 678570, 10293358946226376485095653, 6775685320645824322581483068371419745979053216268760300, 4638590332229999353, 51724158235372, 281600203019560266563340426570, 0
Offset: 1

Views

Author

Amarnath Murthy, Aug 16 2002

Keywords

Comments

From Sean A. Irvine, Dec 21 2024: (Start)
If a(n) = 0, then a(k*n)=0.
All zeros for n < 279 are of the form a(8*n).
Is a(279) = 0? (End)

Crossrefs

Extensions

More terms from Benoit Cloitre, Aug 26 2002

A325630 Numbers k such that A000110(k) is divisible by k.

Original entry on oeis.org

1, 2, 35, 16833, 16989, 23684
Offset: 1

Views

Author

Vaclav Kotesovec, Sep 07 2019

Keywords

Comments

No other terms below 50000.
From Amiram Eldar, Jun 20 2024: (Start)
Numbers k such that A166226(k) = 0.
All the terms above 2 are composites since A166226(p) == 2 (mod p) for prime p. (End)
No other terms below 90000. - Michael S. Branicky, Jan 09 2025

Examples

			35 is in the sequence because A000110(35) = 35 * 8045720086273150473238297902.
		

Crossrefs

Programs

  • Mathematica
    Select[Range[1000], Divisible[BellB[#], #] &]

A073878 A073877 divided by n.

Original entry on oeis.org

1, 1, 5, 13, 1, 690, 29, 0, 9207207756, 67857, 935759904202397862281423, 564640443387152026881790255697618312164921101355730025, 356814640940769181, 3694582731098, 18773346867970684437556028438, 0
Offset: 1

Views

Author

Amarnath Murthy, Aug 16 2002

Keywords

Crossrefs

Extensions

More terms from Christopher M. Herron (cmh285(AT)psu.edu), Apr 25 2006
Showing 1-4 of 4 results.