A116398
formatted as a simple table:
n
a(n)
1
2
2
12
3
69
4
422
5
2728
[2,12,69,422,2728]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 8 08:31 EST 2009. Contains 170430 sequences.
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