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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.

A234760 T(n,k)=Number of (n+1)X(k+1) 0..3 arrays with 2X2 edge jumps all no more than +1 in one of the clockwise or counterclockwise directions or both.

Table of values

n a(n)
1 110
2 1014
3 1014
4 8968
5 26642
6 8968
7 80010
8 646036
9 646036
10 80010
11 712722
12 15939010
13 41065150
14 15939010
15 712722
16 6350732
17 392044622
18 2683721676
19 2683721676
20 392044622
21 6350732
22 56585338
23 9648827736
24 174451064914
25 469243923298

List of values

[110, 1014, 1014, 8968, 26642, 8968, 80010, 646036, 646036, 80010, 712722, 15939010, 41065150, 15939010, 712722, 6350732, 392044622, 2683721676, 2683721676, 392044622, 6350732, 56585338, 9648827736, 174451064914, 469243923298]

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

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