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A095929 as a simple table

n a(n)
0 1
1 2
2 6
3 20
4 70
5 254
6 948
7 3614
8 13990
9 54740
10 215766
11 854702
12 3396916
13 13530350
14 53971350
15 215492564
16 860941798
17 3441074654
18 13757249460
19 55010542910
20 219993856006
21 879848932052
22 3519064567926
23 14075391282830

[1,2,6,20,70,254,948,3614,13990,54740,215766,
 854702,3396916,13530350,53971350,215492564,
 860941798,3441074654,13757249460,55010542910,
 219993856006,879848932052,3519064567926,
 14075391282830]

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Last modified November 26 03:41 EST 2014. Contains 250017 sequences.