A089921
formatted as a simple table:
n
a(n)
1
2
2
3
3
11
4
83
5
227
6
443
7
1091
8
1523
9
2027
10
3251
11
6563
12
9803
13
11027
14
12323
15
13691
[2,3,11,83,227,443,1091,1523,2027,3251,6563,9803, 11027,12323,13691]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 15 00:47 EST 2009. Contains 170825 sequences.
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