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A000157 as a simple table

n a(n)
1 1
2 2
3 7
4 111
5 308063
6 100126976263592
7 131867858014413288241233435594064
8 2804519150441879896741320496043335469582478995067528608051651559815168 

[1,2,7,111,308063,100126976263592,
 131867858014413288241233435594064,
 28045191504418798967413204960433354695824789950675\
 28608051651559815168]

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Last modified April 19 21:09 EDT 2024. Contains 371798 sequences. (Running on oeis4.)