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.

A138787 First differences of A007878.

Original entry on oeis.org

1, 3, 11, 43, 187, 857, 4144, 20812, 107822, 572918, 3108512, 17164308, 96199106, 546137465, 3135381256, 18177991951
Offset: 1

Views

Author

Artur Jasinski, Mar 30 2008

Keywords

Crossrefs

Cf. A007878, A138788.

Formula

a(n) = A007878(n+1)-A007878(n).

Extensions

a(9)-a(11) from Vaclav Kotesovec, Mar 29 2019
a(12)-a(13) from Seiichi Manyama, Nov 08 2023
a(14)-a(16) from the data at A007878 added by Amiram Eldar, Oct 24 2024

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

Content is available under The OEIS End-User License Agreement.