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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.

A268103 T(n,k)=Number of nXk 0..k arrays with every repeated value in every row and column greater than or equal to the previous repeated value.

Table of values

n a(n)
1 2
2 9
3 4
4 64
5 81
6 8
7 615
8 4096
9 729
10 15
11 7536
12 378225
13 262144
14 6084
15 28
16 112476
17 56791296
18 232608375
19 15625000
20 49284
21 51
22 1981512
23 12650850576
24 427979206656
25 134114290153
26 895841344
27 386884
28 92
29 40265487
30 3926389806144

List of values

[2, 9, 4, 64, 81, 8, 615, 4096, 729, 15, 7536, 378225, 262144, 6084, 28, 112476, 56791296, 232608375, 15625000, 49284, 51, 1981512, 12650850576, 427979206656, 134114290153, 895841344, 386884, 92, 40265487, 3926389806144]

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

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