A145503
formatted as a simple table:
n
a(n)
1
3
2
13
3
193
4
37633
5
1416317953
6
2005956546822746113
7
4023861667741036022825635656102100993
[3,13,193,37633,1416317953,2005956546822746113, 4023861667741036022825635656102100993]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 27 22:38 EST 2009. Contains 167602 sequences.
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