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A032206 formatted as a simple table:

n a(n)
10 1
11 1
12 7
13 34
14 158
15 655
16 2578
17 9619
18 34659
19 120966
20 412214
21 1375861
22 4516058
23 14611989
24 46712942
25 147798787
26 463512254
27 1442513910
28 4459548539
29 13706894100
30 41915906463
31 127607366453
32 386953440455
33 1169295277193

[1,1,7,34,158,655,2578,9619,34659,120966,412214,
 1375861,4516058,14611989,46712942,147798787,
 463512254,1442513910,4459548539,13706894100,
 41915906463,127607366453,386953440455,
 1169295277193]

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.


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