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A006787 formatted as a simple table:

n a(n)
1 1
2 2
3 3
4 6
5 11
6 23
7 48
8 114
9 293
10 869
11 2963
12 12066
13 58933
14 347498
15 2455693
16 20592932
17 202724920
18 2322206466
19 30743624324 

[1,2,3,6,11,23,48,114,293,869,2963,12066,58933,
 347498,2455693,20592932,202724920,2322206466,
 30743624324]

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Last modified November 24 23:16 EST 2009. Contains 167481 sequences.

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