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A207542 as a simple table

n a(n)
0 1
1 1
2 3
3 9
4 33
5 135
6 633
7 3207
8 17589
9 102627
10 636033
11 4161141
12 28680717
13 207318273
14 1567344549
15 12345147705
16 101013795753
17 856212871761
18 7501911705747
19 67815650852235
20 631574151445665
21 6051983918989833
22 59605200185016639
23 602764245172225251
24 6252962956009863363

[1,1,3,9,33,135,633,3207,17589,102627,636033,
 4161141,28680717,207318273,1567344549,12345147705,
 101013795753,856212871761,7501911705747,
 67815650852235,631574151445665,6051983918989833,
 59605200185016639,602764245172225251,
 6252962956009863363]

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Last modified June 19 12:08 EDT 2013. Contains 226404 sequences.