A256734 - OEIS

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A256734 as a simple table

n	a(n)
1	12865280
2	1047687424
3	65927512064
4	4910514177024
5	337855448236032
6	23679083944969216
7	1660456237166444544
8	116231639047144574976
9	8123935526478378696704
10	568293011012555646713856

[12865280,1047687424,65927512064,4910514177024, 337855448236032,23679083944969216, 1660456237166444544,116231639047144574976, 8123935526478378696704,568293011012555646713856]