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.

A299656 Number of nX3 0..1 arrays with every element equal to 0, 1, 2, 3, 4, 5 or 7 king-move adjacent elements, with upper left element zero.

Table of values

n a(n)
1 4
2 32
3 227
4 1642
5 11888
6 86123
7 624007
8 4521433
9 32761769
10 237388544
11 1720095182
12 12463651182
13 90310472508
14 654381403622
15 4741587670337
16 34357109680119
17 248948467884508
18 1803857782078629
19 13070588164990173
20 94708283921766839

List of values

[4, 32, 227, 1642, 11888, 86123, 624007, 4521433, 32761769, 237388544, 1720095182, 12463651182, 90310472508, 654381403622, 4741587670337, 34357109680119, 248948467884508, 1803857782078629, 13070588164990173, 94708283921766839]

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

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