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.

A308611 Numbers k such that A307616(k) > A307616(k-1).

Original entry on oeis.org

6, 12, 15, 20, 35, 56, 63, 77, 99, 143, 208, 221, 272
Offset: 1

Views

Author

Jack Zhang, Jun 10 2019

Keywords

Extensions

a(11)-a(13) from Michel Marcus, Jun 11 2019

A307617 Distinct terms in A307616.

Original entry on oeis.org

1, 2, 4, 6, 12, 60, 120, 360, 840, 2520, 27720, 55440, 360360, 720720, 12252240, 232792560, 1163962800, 3491888400, 5354228880
Offset: 1

Views

Author

Jack Zhang, Apr 18 2019

Keywords

Crossrefs

A307616 with duplicates removed.

Extensions

a(12)-a(19) from Rémy Sigrist, Aug 23 2019

A307619 Number of times the n-th distinct term in A307616 appears.

Original entry on oeis.org

5, 6, 3, 5, 15, 21, 7, 14, 22, 44, 65, 13, 51, 51, 114, 138, 46, 46, 8
Offset: 1

Views

Author

Jack Zhang, Apr 18 2019

Keywords

Crossrefs

Cf. A307616, A308611.

Formula

a(n) = A308611(n) - A308611(n-1) for n > 1.

Extensions

a(11)-a(19) from Rémy Sigrist, Aug 23 2019
Showing 1-3 of 3 results.

Started in 1964 by Neil J. A. Sloane | Maintained by The OEIS Foundation Inc.

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