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.

A209916 Kolmogorov's button, 2-color generic convex polygon version.

Table of values

n a(n)
0 0
1 0
2 2
3 26
4 1457
5 1889567
6 470184984575
7 359414999291950792703
8 27008149481218253520093899825086463
9 12768639440249474099578561928613102801011591209543532543

List of values

[0, 0, 2, 26, 1457, 1889567, 470184984575, 359414999291950792703, 27008149481218253520093899825086463, 12768639440249474099578561928613102801011591209543532543]

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

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