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.

A122251 Numerators of Hankel transform of 1/(3n+1) (conjecture).

Table of values

n a(n)
0 1
1 9
2 729
3 4782969
4 282429536481
5 150094635296999121
6 6461081889226673298932241
7 2503155504993241601315571986085849
8 8727963568087712425891397479476727340041449

List of values

[1, 9, 729, 4782969, 282429536481, 150094635296999121, 6461081889226673298932241, 2503155504993241601315571986085849, 8727963568087712425891397479476727340041449]

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

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