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A207265 as a simple table

n a(n)
1 9
2 81
3 217
4 611
5 1910
6 5132
7 13067
8 33937
9 86899
10 218763
11 551672
12 1390836
13 3491934
14 8760137
15 21976254
16 55062713
17 137841712
18 344913621
19 862466304
20 2155128256
21 5382374565
22 13435295369
23 33519373349
24 83589288631
25 208367881512

[9,81,217,611,1910,5132,13067,33937,86899,218763,
 551672,1390836,3491934,8760137,21976254,55062713,
 137841712,344913621,862466304,2155128256,
 5382374565,13435295369,33519373349,83589288631,
 208367881512]

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Last modified August 11 03:36 EDT 2022. Contains 356046 sequences. (Running on oeis4.)