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.

A223298 4X4X4 triangular graph coloring a rectangular array: number of n X n 0..9 arrays where 0..9 label nodes of a graph with edges 0,1 0,2 1,2 1,3 1,4 2,4 3,4 2,5 4,5 3,6 3,7 4,7 6,7 4,8 5,8 7,8 5,9 8,9 and every array movement to a horizontal or vertical neighbor moves along an edge of this graph.

Table of values

n a(n)
1 10
2 324
3 76788
4 118001928
5 1208825525124
6 82235766550254744
7 37878775658906097327552
8 117618648410211422628657954648
9 2498412967821017756764735962549014076

List of values

[10, 324, 76788, 118001928, 1208825525124, 82235766550254744, 37878775658906097327552, 117618648410211422628657954648, 2498412967821017756764735962549014076]

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

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