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A190823 as a simple table

n a(n)
0 1
1 0
2 0
3 1
4 10
5 99
6 1146
7 15422
8 237135
9 4106680
10 79154927
11 1681383864
12 39034539488
13 983466451011
14 26728184505750
15 779476074425297
16 24281301468714902
17 804688068731837874
18 28269541494090294129
19 1049450257149017422000
20 41050171013933837206545

[1,0,0,1,10,99,1146,15422,237135,4106680,79154927,
 1681383864,39034539488,983466451011,
 26728184505750,779476074425297,24281301468714902,
 804688068731837874,28269541494090294129,
 1049450257149017422000,41050171013933837206545]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)