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A158691 as a simple table

n a(n)
0 1
1 1
2 3
3 12
4 61
5 380
6 2815
7 24213
8 237348
9 2612681
10 31915787
11 428481472
12 6271362282
13 99388642292
14 1695614865711
15 30984649882928
16 603790447393402
17 12498732438500663
18 273902239550757626
19 6334968666307580051
20 154211723833861061644
21 3941258052200287007636

[1,1,3,12,61,380,2815,24213,237348,2612681,
 31915787,428481472,6271362282,99388642292,
 1695614865711,30984649882928,603790447393402,
 12498732438500663,273902239550757626,
 6334968666307580051,154211723833861061644,
 3941258052200287007636]

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Last modified September 19 14:43 EDT 2024. Contains 376013 sequences. (Running on oeis4.)