A002004
formatted as a simple table:
n
a(n)
1
1
2
4
3
8
4
12
5
17
6
22
7
27
8
32
9
37
10
42
11
47
12
53
13
58
14
64
15
69
16
75
17
81
18
86
19
92
20
98
21
104
[1,4,8,12,17,22,27,32,37,42,47,53,58,64,69,75,81, 86,92,98,104]
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified November 29 12:46 EST 2009. Contains 167659 sequences.
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