A002981
formatted as a simple table:
n
a(n)
1
0
2
1
3
2
4
3
5
11
6
27
7
37
8
41
9
73
10
77
11
116
12
154
13
320
14
340
15
399
16
427
17
872
18
1477
19
6380
20
26951
[0,1,2,3,11,27,37,41,73,77,116,154,320,340,399, 427,872,1477,6380,26951]
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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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