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A004440 formatted as a simple table:

n a(n)
1 1
2 2
3 3
4 4
5 5
6 6
7 7
8 8
9 9
10 10
11 11
12 12
13 13
14 15
15 16
16 17
17 18
18 19
19 20
20 22
21 23
22 24
23 25
24 27
25 28
26 31
27 32
28 33
29 34
30 36
31 37
32 39
33 40
34 43
35 44
36 47
37 48
38 51
39 52
40 55
41 57
42 58
43 60
44 63
45 64
46 67
47 68
48 71
49 72
50 73
51 76
52 79
53 80
54 82
55 85
56 87
57 88

[1,2,3,4,5,6,7,8,9,10,11,12,13,15,16,17,18,19,20,
 22,23,24,25,27,28,31,32,33,34,36,37,39,40,43,44,
 47,48,51,52,55,57,58,60,63,64,67,68,71,72,73,76,
 79,80,82,85,87,88]

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Last modified December 19 21:04 EST 2009. Contains 171054 sequences.


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