A277944 - OEIS

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A277944 as a simple table

n	a(n)
1	0
2	9888
3	5417792
4	3638916907
5	2328401610722
6	1496942405776739
7	961449638681471934
8	617565158334129571727
9	396670564634000349956925
10	254787185951114841200863621
11	163653378309250439597669572808

[0,9888,5417792,3638916907,2328401610722, 1496942405776739,961449638681471934, 617565158334129571727,396670564634000349956925, 254787185951114841200863621, 163653378309250439597669572808]