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.

A197407 Number of nX6 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,0,1,1,1 for x=0,1,2,3,4.

Table of values

n a(n)
1 16
2 664
3 7232
4 199384
5 4499426
6 93153650
7 2065093081
8 45796265386
9 1003308210971
10 22026879283832
11 484764553481336
12 10667288376795442
13 234488008953014630
14 5155498381464737047
15 113400638560649259216

List of values

[16, 664, 7232, 199384, 4499426, 93153650, 2065093081, 45796265386, 1003308210971, 22026879283832, 484764553481336, 10667288376795442, 234488008953014630, 5155498381464737047, 113400638560649259216]

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

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