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A037028 formatted as a simple table:

n a(n)
0 2
1 3
2 7
3 19
4 53
5 149
6 401
7 1097
8 2971
9 8101
10 22027
11 59879
12 162751
13 442399
14 1202603
15 3269011
16 8886109
17 24154957
18 65659969
19 178482289
20 485165237
21 1318815713
22 3584912833
23 9744803443
24 26489122147
25 72004899319

[2,3,7,19,53,149,401,1097,2971,8101,22027,59879,
 162751,442399,1202603,3269011,8886109,24154957,
 65659969,178482289,485165237,1318815713,
 3584912833,9744803443,26489122147,72004899319]

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Last modified December 5 23:38 EST 2009. Contains 170428 sequences.


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