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A195577 as a simple table

n a(n)
1 1
2 4
3 56
4 299
5 1020
6 3180
7 3901
8 20944
9 272996
10 1465799
11 4993800
12 15577800
13 19105801
14 102585004
15 1337133056
16 7179484499
17 24459629220
18 76300063380
19 93580208101
20 502461329944
21 6549277433996
22 35165113611599
23 119803258923600

[1,4,56,299,1020,3180,3901,20944,272996,1465799,
 4993800,15577800,19105801,102585004,1337133056,
 7179484499,24459629220,76300063380,93580208101,
 502461329944,6549277433996,35165113611599,
 119803258923600]

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Last modified March 28 08:02 EDT 2024. Contains 371236 sequences. (Running on oeis4.)