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A258114 as a simple table

n a(n)
0 1
1 1
2 2
3 9
4 72
5 665
6 6960
7 85057
8 1199744
9 19070865
10 336372480
11 6522635801
12 137996694528
13 3163206890857
14 78085740701696
15 2065239729737745
16 58263449436979200
17 1746433243580269217
18 55428341343200280576
19 1856918215298125692073
20 65483209810866254643200
21 2424691204935999655757241

[1,1,2,9,72,665,6960,85057,1199744,19070865,
 336372480,6522635801,137996694528,3163206890857,
 78085740701696,2065239729737745,58263449436979200,
 1746433243580269217,55428341343200280576,
 1856918215298125692073,65483209810866254643200,
 2424691204935999655757241]

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Last modified March 29 11:14 EDT 2024. Contains 371278 sequences. (Running on oeis4.)