A006671
formatted as a simple table:
n
a(n)
3
3
4
3
5
3
6
3
7
4
8
4
9
5
10
5
11
5
12
5
13
5
14
5
15
5
16
6
17
6
18
6
19
7
20
7
21
7
[3,3,3,3,4,4,5,5,5,5,5,5,5,6,6,6,7,7,7]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 10 12:37 EST 2009. Contains 170569 sequences.
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