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A180716 as a simple table

n a(n)
0 1
1 1
2 4
3 35
4 524
5 11844
6 374544
7 15740121
8 846918340
9 56716282700
10 4622924730800
11 450422314335500
12 51679784091622960
13 6895215281303487760
14 1058342987968671733824
15 185145713675921057952219
16 36616521252754210909572684
17 8128356026325692474893812996

[1,1,4,35,524,11844,374544,15740121,846918340,
 56716282700,4622924730800,450422314335500,
 51679784091622960,6895215281303487760,
 1058342987968671733824,185145713675921057952219,
 36616521252754210909572684,
 8128356026325692474893812996]

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Last modified May 10 20:32 EDT 2024. Contains 372388 sequences. (Running on oeis4.)