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A151423 as a simple table

n a(n)
0 1
1 3
2 28
3 355
4 5264
5 85764
6 1488432
7 27030861
8 507976040
9 9804514720
10 193339562208
11 3880220133244
12 79026982569976
13 1629698960355600
14 33969388149210240
15 714666181953790035
16 15158444163422689080
17 323839596100845917400
18 6962822068346268247200
19 150567286583848676406480

[1,3,28,355,5264,85764,1488432,27030861,507976040,
 9804514720,193339562208,3880220133244,
 79026982569976,1629698960355600,33969388149210240,
 714666181953790035,15158444163422689080,
 323839596100845917400,6962822068346268247200,
 150567286583848676406480]

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Last modified April 25 10:01 EDT 2024. Contains 371967 sequences. (Running on oeis4.)