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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.

A215266 Number of solid standard Young tableaux of cylindrical shape lambda X 2, where lambda ranges over all partitions of n.

Table of values

n a(n)
0 1
1 1
2 4
3 26
4 258
5 3346
6 54108
7 1054256
8 24161966
9 634230122
10 18806776982
11 622011916184
12 22754818956246
13 912075762692584
14 39755634279964662
15 1872279469323840472
16 94783193260373606758
17 5135585509536795416348
18 296656123838796109849526
19 18200829821539972354967252

List of values

[1, 1, 4, 26, 258, 3346, 54108, 1054256, 24161966, 634230122, 18806776982, 622011916184, 22754818956246, 912075762692584, 39755634279964662, 1872279469323840472, 94783193260373606758, 5135585509536795416348, 296656123838796109849526, 18200829821539972354967252]

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

Content is available under The OEIS End-User License Agreement.