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A324621 as a simple table

n a(n)
0 0
1 1
2 1
3 7
4 31
5 185
6 1275
7 10095
8 90109
9 895169
10 9793829
11 116998199
12 1515196619
13 21143666585
14 316260079951
15 5047672782687
16 85623656678457
17 1538245254809537
18 29176112648650441
19 582614412521648359
20 12217688610474042487
21 268445509189890555577

[0,1,1,7,31,185,1275,10095,90109,895169,9793829,
 116998199,1515196619,21143666585,316260079951,
 5047672782687,85623656678457,1538245254809537,
 29176112648650441,582614412521648359,
 12217688610474042487,268445509189890555577]

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Last modified May 9 03:33 EDT 2024. Contains 372341 sequences. (Running on oeis4.)