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A188489 as a simple table

n a(n)
0 1
1 1
2 2
3 8
4 61
5 797
6 16021
7 457285
8 17529203
9 867230231
10 53745914922
11 4076301322848
12 371301496685164
13 39992538951200636
14 5027440719872343598
15 729432303460596468394
16 120977789712983152108734
17 22743262423568258626295550

[1,1,2,8,61,797,16021,457285,17529203,867230231,
 53745914922,4076301322848,371301496685164,
 39992538951200636,5027440719872343598,
 729432303460596468394,120977789712983152108734,
 22743262423568258626295550]

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Last modified October 19 13:37 EDT 2021. Contains 348090 sequences. (Running on oeis4.)