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A249791 as a simple table

n a(n)
0 1
1 1
2 5
3 44
4 530
5 7911
6 139129
7 2798844
8 63178500
9 1578855377
10 43245568061
11 1288116498182
12 41457303331745
13 1433966498431138
14 53058288363011906
15 2091593330699875406
16 87527301512425974261
17 3875685191976323542974
18 181061755084572933223563
19 8900849566241379829936126

[1,1,5,44,530,7911,139129,2798844,63178500,
 1578855377,43245568061,1288116498182,
 41457303331745,1433966498431138,53058288363011906,
 2091593330699875406,87527301512425974261,
 3875685191976323542974,181061755084572933223563,
 8900849566241379829936126]

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Last modified December 4 09:05 EST 2020. Contains 338921 sequences. (Running on oeis4.)