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A331607 as a simple table

n a(n)
0 1
1 1
2 3
3 12
4 61
5 372
6 2639
7 21280
8 191833
9 1908688
10 20750331
11 244478784
12 3100597333
13 42088689216
14 608543191559
15 9332562964480
16 151252803045937
17 2582250195499264
18 46306562212010355
19 870011934425816064
20 17086276243125287917

[1,1,3,12,61,372,2639,21280,191833,1908688,
 20750331,244478784,3100597333,42088689216,
 608543191559,9332562964480,151252803045937,
 2582250195499264,46306562212010355,
 870011934425816064,17086276243125287917]

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Last modified April 25 03:15 EDT 2024. Contains 371964 sequences. (Running on oeis4.)