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A130219 as a simple table

n a(n)
0 1
1 1
2 4
3 56
4 631
5 15457
6 582374
7 18589286
8 894499204
9 51154344582
10 3823359163826
11 274722100927166
12 25458967562911128
13 2569179797929092506
14 284554990016509385086
15 37830153187190688287522
16 5093072752898942262610007
17 798814778335473578083666573

[1,1,4,56,631,15457,582374,18589286,894499204,
 51154344582,3823359163826,274722100927166,
 25458967562911128,2569179797929092506,
 284554990016509385086,37830153187190688287522,
 5093072752898942262610007,
 798814778335473578083666573]

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Last modified September 3 01:42 EDT 2024. Contains 375649 sequences. (Running on oeis4.)