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A054202 as a simple table

n a(n)
1 1
2 3
3 14
4 102
5 1032
6 12840
7 194400
8 3457440
9 70680960
10 1635863040
11 42293664000
12 1208201702400
13 37796100249600
14 1285064055475200
15 47183768081049600
16 1860676781483520000
17 78432007085752320000
18 3519255355814854656000

[1,3,14,102,1032,12840,194400,3457440,70680960,
 1635863040,42293664000,1208201702400,
 37796100249600,1285064055475200,47183768081049600,
 1860676781483520000,78432007085752320000,
 3519255355814854656000]

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Last modified August 24 11:44 EDT 2024. Contains 375410 sequences. (Running on oeis4.)