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A077644 as a simple table

n a(n)
0 1
1 2
2 9
3 32
4 107
5 347
6 1108
7 3515
8 11132
9 35219
10 111391
11 352269
12 1113996
13 3522791
14 11140072
15 35228031
16 111400846
17 352280442
18 1114008610
19 3522804578
20 11140086260 

[1,2,9,32,107,347,1108,3515,11132,35219,111391,
 352269,1113996,3522791,11140072,35228031,
 111400846,352280442,1114008610,3522804578,
 11140086260]

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Last modified May 3 19:17 EDT 2024. Contains 372222 sequences. (Running on oeis4.)