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A001957 formatted as a simple table:

n a(n)
0 0
1 1
2 3
3 4
4 5
5 6
6 8
7 9
8 10
9 12
10 13
11 14
12 16
13 17
14 18
15 19
16 21
17 22
18 23
19 25
20 26
21 27
22 29
23 30
24 31
25 33
26 34
27 35
28 36
29 38
30 39
31 40
32 42
33 43
34 44
35 46
36 47
37 48
38 49
39 51
40 52
41 53
42 55
43 56
44 57
45 59
46 60
47 61
48 62
49 64
50 65 

[0,1,3,4,5,6,8,9,10,12,13,14,16,17,18,19,21,22,23,
 25,26,27,29,30,31,33,34,35,36,38,39,40,42,43,44,
 46,47,48,49,51,52,53,55,56,57,59,60,61,62,64,65]

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Last modified December 4 15:11 EST 2009. Contains 170347 sequences.

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