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A146240 as a simple table

n a(n)
1 1
2 1
3 5
4 17
5 55
6 445
7 7601
8 166611
9 5058693
10 255201297
11 21434365863
12 2739845770351
13 552080325938657
14 172381380433171337
15 85160758251140175729 

[1,1,5,17,55,445,7601,166611,5058693,255201297,
 21434365863,2739845770351,552080325938657,
 172381380433171337,85160758251140175729]

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Last modified April 19 15:34 EDT 2024. Contains 371794 sequences. (Running on oeis4.)