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A134040 as a simple table

n a(n)
0 1
1 2
2 4
3 14
4 140
5 4964
6 808870
7 726210606
8 4161522164020
9 170403742275382924
10 54674613696351170731038
11 148019646825727958873435181692
12 3596203368022579371689526442266893534

[1,2,4,14,140,4964,808870,726210606,4161522164020,
 170403742275382924,54674613696351170731038,
 148019646825727958873435181692,
 3596203368022579371689526442266893534]

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Last modified April 24 19:59 EDT 2024. Contains 371963 sequences. (Running on oeis4.)