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A259666 as a simple table

n a(n)
1 1
2 1
3 3
4 18
5 181
6 2788
7 62590
8 1989540
9 87979661
10 5349559222
11 443306080232
12 49679250634068
13 7473835936432840
14 1498682325685621140
15 397803907069442925517
16 138847938093177059278212
17 63325340852730727078521540
18 37513306417359729218973719474
19 28701720575221087513434901774347

[1,1,3,18,181,2788,62590,1989540,87979661,
 5349559222,443306080232,49679250634068,
 7473835936432840,1498682325685621140,
 397803907069442925517,138847938093177059278212,
 63325340852730727078521540,
 37513306417359729218973719474,
 28701720575221087513434901774347]

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Last modified April 19 05:19 EDT 2024. Contains 371782 sequences. (Running on oeis4.)