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A132835 as a simple table

n a(n)
0 1
1 3
2 9
3 25
4 75
5 225
6 674
7 2022
8 6066
9 18196
10 54588
11 163764
12 491291
13 1473873
14 4421619
15 13264856
16 39794568
17 119383704
18 358151111
19 1074453333
20 3223359999
21 9670079995
22 29010239985
23 87030719955
24 261092159865
25 783276479595

[1,3,9,25,75,225,674,2022,6066,18196,54588,163764,
 491291,1473873,4421619,13264856,39794568,
 119383704,358151111,1074453333,3223359999,
 9670079995,29010239985,87030719955,261092159865,
 783276479595]

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Last modified April 21 08:26 EDT 2024. Contains 371850 sequences. (Running on oeis4.)