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.

A223501 Petersen graph (3,1) coloring a rectangular array: number of nX5 0..5 arrays where 0..5 label nodes of a graph with edges 0,1 0,3 3,5 3,4 1,2 1,4 4,5 2,0 2,5 and every array movement to a horizontal, diagonal or antidiagonal neighbor moves along an edge of this graph, with the array starting at 0.

Table of values

n a(n)
1 81
2 3539
3 182901
4 9685063
5 515473927
6 27465794119
7 1463848507173
8 78024299447333
9 4158831849750231
10 221674060909378867
11 11815685765605683663
12 629800688938588467995
13 33569692923595929936491
14 1789334831509984492336661

List of values

[81, 3539, 182901, 9685063, 515473927, 27465794119, 1463848507173, 78024299447333, 4158831849750231, 221674060909378867, 11815685765605683663, 629800688938588467995, 33569692923595929936491, 1789334831509984492336661]

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

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