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A254146 as a simple table

n a(n)
0 36
1 120
2 540
3 2892
4 17172
5 109020
6 725220
7 4992492
8 35277012
9 254402940
10 1864757700
11 13850340492
12 103996064052
13 787943896860
14 6015370201380
15 46217575406892
16 357036252710292
17 2770979252910780
18 21591510288112260
19 168818732978719692
20 1323861500735007732

[36,120,540,2892,17172,109020,725220,4992492,
 35277012,254402940,1864757700,13850340492,
 103996064052,787943896860,6015370201380,
 46217575406892,357036252710292,2770979252910780,
 21591510288112260,168818732978719692,
 1323861500735007732]

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Last modified July 25 02:24 EDT 2021. Contains 346276 sequences. (Running on oeis4.)