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.

A183327 Number of n X 6 binary arrays with each 1 adjacent to exactly two other 1's.

Table of values

n a(n)
1 1
2 9
3 37
4 179
5 996
6 4740
7 21259
8 96524
9 443793
10 2054180
11 9533062
12 44194763
13 204545507
14 946059367
15 4375861741
16 20244334715
17 93671407936
18 433436316256
19 2005547859261
20 9279593479796
21 42935853340895
22 198660544800120

List of values

[1, 9, 37, 179, 996, 4740, 21259, 96524, 443793, 2054180, 9533062, 44194763, 204545507, 946059367, 4375861741, 20244334715, 93671407936, 433436316256, 2005547859261, 9279593479796, 42935853340895, 198660544800120]

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

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