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A280175 as a simple table

n a(n)
1 0
2 12
3 60
4 279
5 1082
6 3931
7 13720
8 46467
9 153650
10 499289
11 1598693
12 5059881
13 15855622
14 49273183
15 152010000
16 466006394
17 1420614227
18 4309242893
19 13013193556
20 39139655092
21 117289714264
22 350310455965
23 1043078536630
24 3097120192877

[0,12,60,279,1082,3931,13720,46467,153650,499289,
 1598693,5059881,15855622,49273183,152010000,
 466006394,1420614227,4309242893,13013193556,
 39139655092,117289714264,350310455965,
 1043078536630,3097120192877]

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Last modified April 25 09:38 EDT 2024. Contains 371967 sequences. (Running on oeis4.)