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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.

A223801 T(n,k)=Number of nXk 0..3 arrays with rows and antidiagonals unimodal.

Table of values

n a(n)
1 4
2 16
3 16
4 50
5 256
6 64
7 130
8 2500
9 4096
10 256
11 296
12 16900
13 110116
14 65536
15 1024
16 610
17 87616
18 1658703
19 4816168
20 1048576
21 4096
22 1163
23 372100
24 16979881
25 151310069
26 210163664
27 16777216
28 16384
29 2083
30 1352569
31 131295500
32 2844578252
33 13602542576

List of values

[4, 16, 16, 50, 256, 64, 130, 2500, 4096, 256, 296, 16900, 110116, 65536, 1024, 610, 87616, 1658703, 4816168, 1048576, 4096, 1163, 372100, 16979881, 151310069, 210163664, 16777216, 16384, 2083, 1352569, 131295500, 2844578252, 13602542576]

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

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