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A221090 as a simple table

n a(n)
1 0
2 64
3 3024
4 279841
5 20489472
6 1572836281
7 118704053710
8 8994906720801
9 680750019301486
10 51538469967056164
11 3901482828808418205
12 295352521055213734564
13 22358767209627320059672
14 1692606840605154489536964

[0,64,3024,279841,20489472,1572836281,
 118704053710,8994906720801,680750019301486,
 51538469967056164,3901482828808418205,
 295352521055213734564,22358767209627320059672,
 1692606840605154489536964]

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Last modified January 26 23:54 EST 2022. Contains 350601 sequences. (Running on oeis4.)