A145842
formatted as a simple table:
n
a(n)
1
7
2
23
3
79
4
269
5
839
6
2477
7
7477
8
22397
9
66533
10
197453
11
592393
12
1772033
13
5317217
14
15955019
15
47860361
16
143540597
[7,23,79,269,839,2477,7477,22397,66533,197453, 592393,1772033,5317217,15955019,47860361, 143540597]
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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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