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A182144 as a simple table

n a(n)
0 1
1 1
2 4
3 9
4 35
5 104
6 376
7 1321
8 4960
9 18667
10 72220
11 282368
12 1119791
13 4481428
14 18097960
15 73612825
16 301377323
17 1240776848
18 5133985196
19 21337546123
20 89037498752
21 372879415520
22 1566706843664
23 6602445412864
24 27900411735756
25 118197671533743
26 501897512293808

[1,1,4,9,35,104,376,1321,4960,18667,72220,282368,
 1119791,4481428,18097960,73612825,301377323,
 1240776848,5133985196,21337546123,89037498752,
 372879415520,1566706843664,6602445412864,
 27900411735756,118197671533743,501897512293808]

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Last modified November 27 12:51 EST 2014. Contains 250196 sequences.