A040025
formatted as a simple table:
n
a(n)
0
4
1
15
2
93
3
668
4
5172
5
42042
6
353701
7
3036643
8
27045226
9
239093865
10
2158090933
[4,15,93,668,5172,42042,353701,3036643,27045226, 239093865,2158090933]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 25 20:09 EST 2009. Contains 167514 sequences.
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