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A003307 formatted as a simple table:

n a(n)
1 1
2 2
3 3
4 7
5 8
6 12
7 20
8 23
9 27
10 35
11 56
12 62
13 68
14 131
15 222
16 384
17 387
18 579
19 644
20 1772
21 3751
22 5270
23 6335
24 8544
25 9204
26 12312
27 18806
28 21114
29 49340
30 75551
31 90012
32 128295
33 143552
34 147488 

[1,2,3,7,8,12,20,23,27,35,56,62,68,131,222,384,
 387,579,644,1772,3751,5270,6335,8544,9204,12312,
 18806,21114,49340,75551,90012,128295,143552,
 147488]

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Last modified November 29 12:46 EST 2009. Contains 167659 sequences.

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