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A013950 formatted as a simple table:

n a(n)
1 1
2 2
3 3
4 4
5 6
6 9
7 12
8 16
9 22
10 31
11 42
12 56
13 76
14 105
15 142
16 190
17 258
18 353
19 476
20 640
21 870
22 1183
23 1594
24 2152
25 2924
26 3961
27 5342
28 7230
29 9810
30 13265
31 17916
32 24272
33 32886
34 44447
35 60106
36 81432
37 110220
38 149001
39 201646
40 273086
41 369442
42 499649
43 676380
44 915616
45 1238534

[1,2,3,4,6,9,12,16,22,31,42,56,76,105,142,190,258,
 353,476,640,870,1183,1594,2152,2924,3961,5342,
 7230,9810,13265,17916,24272,32886,44447,60106,
 81432,110220,149001,201646,273086,369442,499649,
 676380,915616,1238534]

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Last modified December 16 17:18 EST 2009. Contains 170825 sequences.


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