A072556
formatted as a simple table:
n
a(n)
1
1
2
3
3
4
4
5
5
7
6
10
7
11
8
12
9
13
10
14
11
17
12
22
13
23
14
26
15
29
16
34
17
43
18
47
19
83
20
94
21
131
22
137
23
359
24
431
25
433
26
449
27
509
28
569
29
571
[1,3,4,5,7,10,11,12,13,14,17,22,23,26,29,34,43,47, 83,94,131,137,359,431,433,449,509,569,571]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 6 19:58 EST 2009. Contains 170429 sequences.
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