A007743
formatted as a simple table:
n
a(n)
1
1
2
1
3
2
4
6
5
17
6
58
7
191
8
700
9
2515
10
9623
11
36552
12
143761
13
564443
14
2259905
15
9057278
16
36705846
[1,1,2,6,17,58,191,700,2515,9623,36552,143761, 564443,2259905,9057278,36705846]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 27 14:50 EST 2009. Contains 167570 sequences.
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