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.

A134776 Primes that are the sum of first k Catalan numbers for some integer k.

Table of values

n a(n)
1 3
2 6917
3 82499
4 19720133460129649
5 11784299926611415613401489
6 3378745302877576498748105171045289001743711517992420088871061377762366601077190668071

List of values

[3, 6917, 82499, 19720133460129649, 11784299926611415613401489, 3378745302877576498748105171045289001743711517992420088871061377762366601077190668071]

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

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