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A150088 as a simple table

n a(n)
0 1
1 2
2 6
3 19
4 66
5 243
6 930
7 3676
8 14903
9 61584
10 258894
11 1103447
12 4758012
13 20732432
14 91124592
15 403681327
16 1800752730
17 8081803201
18 36474901389
19 165435268106
20 753751636931
21 3448465225387
22 15836193654948
23 72977234653985
24 337370456592555
25 1564255503416559
26 7272766119061584
27 33899558103994633

[1,2,6,19,66,243,930,3676,14903,61584,258894,
 1103447,4758012,20732432,91124592,403681327,
 1800752730,8081803201,36474901389,165435268106,
 753751636931,3448465225387,15836193654948,
 72977234653985,337370456592555,1564255503416559,
 7272766119061584,33899558103994633]

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Last modified May 23 05:24 EDT 2013. Contains 225585 sequences.