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A140964 as a simple table

n a(n)
1 1
2 1
3 3
4 10
5 47
6 331
7 3767
8 62520
9 1518009
10 55743394
11 3088601538
12 255245736384
13 31478354074963
14 5821763616950936
15 1613533542340366588
16 669043996295174916639
17 415143729274794925159205

[1,1,3,10,47,331,3767,62520,1518009,55743394,
 3088601538,255245736384,31478354074963,
 5821763616950936,1613533542340366588,
 669043996295174916639,415143729274794925159205]

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Last modified May 8 19:26 EDT 2024. Contains 372341 sequences. (Running on oeis4.)