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A136465 as a simple table

n a(n)
0 1
1 1
2 1
3 4
4 70
5 4368
6 906192
7 621216192
8 1429702652400
9 11288510714272000
10 312268282598377321216
11 30813235422145714150738944
12 11005261717918037175659349191168
13 14391972654784168932973746746691440640
14 69538271351155829150354851003285125277716480
15 1250303357941919088313448625534941836891635347865600

[1,1,1,4,70,4368,906192,621216192,1429702652400,
 11288510714272000,312268282598377321216,
 30813235422145714150738944,
 11005261717918037175659349191168,
 14391972654784168932973746746691440640,
 69538271351155829150354851003285125277716480,
 12503033579419190883134486255349418368916353478656\
 00]

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Last modified April 23 18:16 EDT 2024. Contains 371916 sequences. (Running on oeis4.)