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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.

A196706 Number of nX7 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 3,1,0,4,2 for x=0,1,2,3,4.

Table of values

n a(n)
1 40
2 6208
3 353591
4 26495227
5 1883754015
6 134682461126
7 9630587515529
8 688873132970642
9 49276676966789269
10 3524626082557601875
11 252104533342881651241
12 18032369299020473778391
13 1289809476341608457763412

List of values

[40, 6208, 353591, 26495227, 1883754015, 134682461126, 9630587515529, 688873132970642, 49276676966789269, 3524626082557601875, 252104533342881651241, 18032369299020473778391, 1289809476341608457763412]

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

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