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A328604 as a simple table

n a(n)
0 1
1 9
2 27
3 135
4 513
5 2241
6 9099
7 38367
8 158625
9 662553
10 2752731
11 11468439
12 47711457
13 198638865
14 826680843
15 3441111471
16 14322350529
17 59614704297
18 248130563355
19 1032793465383
20 4298762000961
21 17892665190369
22 74474188389387
23 309982363492095
24 1290232422488673
25 5370306116406201

[1,9,27,135,513,2241,9099,38367,158625,662553,
 2752731,11468439,47711457,198638865,826680843,
 3441111471,14322350529,59614704297,248130563355,
 1032793465383,4298762000961,17892665190369,
 74474188389387,309982363492095,1290232422488673,
 5370306116406201]

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Last modified April 19 18:05 EDT 2024. Contains 371798 sequences. (Running on oeis4.)