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A128297 formatted as a simple table:

n a(n)
1 1
2 1
3 2
4 5
5 74
6 4735
7 188040808
8 10740045446796805
9 1363118590418849109388908467099944
10 31779046363111610229758725291999838369088276597741410196574625989 

[1,1,2,5,74,4735,188040808,10740045446796805,
 1363118590418849109388908467099944,
 31779046363111610229758725291999838369088276597741410196574625989]

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

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