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A200773 as a simple table

n a(n)
1 7
2 20
3 31
4 342
5 1368
6 1806
7 18801
8 66784
9 80772
10 855668
11 3041384
12 3594128
13 37388832
14 130414591
15 152057520
16 1585602417
17 5503438740
18 6353866245
19 65731117389
20 226849040721
21 260912168378
22 2698875915314
23 9278417689608
24 10609858568929

[7,20,31,342,1368,1806,18801,66784,80772,855668,
 3041384,3594128,37388832,130414591,152057520,
 1585602417,5503438740,6353866245,65731117389,
 226849040721,260912168378,2698875915314,
 9278417689608,10609858568929]

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Last modified May 16 15:56 EDT 2022. Contains 353706 sequences. (Running on oeis4.)