A138600
formatted as a simple table:
n
a(n)
1
17
2
21
3
31
4
55
5
85
6
91
7
121
8
159
9
175
10
379
11
555
12
769
[17,21,31,55,85,91,121,159,175,379,555,769]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
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Last modified December 8 08:31 EST 2009. Contains 170430 sequences.
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