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A047696 as a simple table

n a(n)
1 1
2 91
3 728
4 2741256
5 6017193
6 1412774811
7 11302198488
8 137513849003496
9 424910390480793000
10 933528127886302221000

[1,91,728,2741256,6017193,1412774811,11302198488,
 137513849003496,424910390480793000,
 933528127886302221000]

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Last modified December 15 22:30 EST 2018. Contains 318154 sequences. (Running on oeis4.)