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A025134 as a simple table

n a(n)
0 1
1 2
2 5
3 24
4 256
5 6500
6 407700
7 64538880
8 26120421376
9 27252226455552
10 73710997920000000
11 519006451497395400000
12 9544405721673726148608000
13 459675814976476432499714440320
14 58118199039973755223479833897882880
15 19330456644008414104033256172750000000000

[1,2,5,24,256,6500,407700,64538880,26120421376,
 27252226455552,73710997920000000,
 519006451497395400000,9544405721673726148608000,
 459675814976476432499714440320,
 58118199039973755223479833897882880,
 19330456644008414104033256172750000000000]

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Last modified May 25 01:28 EDT 2019. Contains 323534 sequences. (Running on oeis4.)