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A121676 as a simple table

n a(n)
0 1
1 2
2 6
3 32
4 250
5 2412
6 27524
7 360600
8 5296050
9 85805420
10 1515794467
11 28926900312
12 591903009295
13 12907255696636
14 298428274844730
15 7284351640977920
16 187013495992710210
17 5033669346061547724
18 141643700005223732471

[1,2,6,32,250,2412,27524,360600,5296050,85805420,
 1515794467,28926900312,591903009295,
 12907255696636,298428274844730,7284351640977920,
 187013495992710210,5033669346061547724,
 141643700005223732471]

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Last modified August 22 23:56 EDT 2024. Contains 375369 sequences. (Running on oeis4.)