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.

A196144 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,0,4,1,2 for x=0,1,2,3,4.

Table of values

n a(n)
1 12
2 62
3 85
4 346
5 1031
6 2599
7 7486
8 22292
9 61689
10 177057
11 510032
12 1448637
13 4132242
14 11862868
15 33916712
16 96889032
17 277372934
18 794009775
19 2271276412
20 6499360165
21 18601549495
22 53231495224
23 152336019308
24 435981877255
25 1247751132201

List of values

[12, 62, 85, 346, 1031, 2599, 7486, 22292, 61689, 177057, 510032, 1448637, 4132242, 11862868, 33916712, 96889032, 277372934, 794009775, 2271276412, 6499360165, 18601549495, 53231495224, 152336019308, 435981877255, 1247751132201]

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

Content is available under The OEIS End-User License Agreement.