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.

A201067 Number of nX3 0..6 arrays with every row and column nondecreasing rightwards and downwards, and the number of instances of each value within one of each other.

Table of values

n a(n)
1 35
2 35
3 514
4 2611
5 3937
6 50334
7 4448
8 381982
9 206357
10 1377351
11 2831603
12 1974341
13 20355511
14 1239614
15 73355614
16 25640082
17 134750988
18 236836508
19 134563397
20 1068791444
21 49395188
22 2697358626
23 852508061
24 3859642876
25 5707775509

List of values

[35, 35, 514, 2611, 3937, 50334, 4448, 381982, 206357, 1377351, 2831603, 1974341, 20355511, 1239614, 73355614, 25640082, 134750988, 236836508, 134563397, 1068791444, 49395188, 2697358626, 852508061, 3859642876, 5707775509]

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

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