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.

A269151 Number of n X 7 0..3 arrays with some element plus some horizontally, antidiagonally or vertically adjacent neighbor totalling three exactly once.

Table of values

n a(n)
1 5832
2 2270592
3 642676704
4 167970539096
5 42119837369168
6 10275566914040000
7 2456638851763181776
8 578202261783376052264
9 134401513805944458613328
10 30926068491391277680083776
11 7056680383368519798619918656

List of values

[5832, 2270592, 642676704, 167970539096, 42119837369168, 10275566914040000, 2456638851763181776, 578202261783376052264, 134401513805944458613328, 30926068491391277680083776, 7056680383368519798619918656]

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

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