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.

A326100 Number of nX3 0..1 arrays with every element equal to 0, 1, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.

Table of values

n a(n)
1 4
2 29
3 161
4 929
5 5383
6 31236
7 181227
8 1051456
9 6100399
10 35393679
11 205349281
12 1191408438
13 6912388772
14 40104734047
15 232682180647
16 1349990181408
17 7832458355125
18 45442851903417
19 263653210203742
20 1529679858088141

List of values

[4, 29, 161, 929, 5383, 31236, 181227, 1051456, 6100399, 35393679, 205349281, 1191408438, 6912388772, 40104734047, 232682180647, 1349990181408, 7832458355125, 45442851903417, 263653210203742, 1529679858088141]

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

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