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A127087 as a simple table

n a(n)
0 1
1 1
2 3
3 11
4 48
5 244
6 1420
7 9318
8 68019
9 545984
10 4772890
11 45079020
12 456958589
13 4943710161
14 56809133108
15 690510011727
16 8845800877774
17 119052630071419
18 1678622651280617
19 24733730857289108
20 379989034049167269

[1,1,3,11,48,244,1420,9318,68019,545984,4772890,
 45079020,456958589,4943710161,56809133108,
 690510011727,8845800877774,119052630071419,
 1678622651280617,24733730857289108,
 379989034049167269]

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Last modified May 21 02:08 EDT 2013. Contains 225472 sequences.