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A014505 as a simple table

n a(n)
0 1
1 1
2 6
3 68
4 1206
5 29982
6 981476
7 40515568
8 2044492988
9 123175320988
10 8697475219688
11 709097832452880
12 65934837808883016
13 6920436929999656936
14 812724019581549433520
15 105986960037601701495680 

[1,1,6,68,1206,29982,981476,40515568,2044492988,
 123175320988,8697475219688,709097832452880,
 65934837808883016,6920436929999656936,
 812724019581549433520,105986960037601701495680]

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Last modified June 3 19:11 EDT 2024. Contains 373087 sequences. (Running on oeis4.)