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A228386 as a simple table

n a(n)
1 3
2 12
3 72
4 382
5 2104
6 11449
7 62546
8 341249
9 1862631
10 10165343
11 55480071
12 302792766
13 1652555713
14 9019158650
15 49223917246
16 268649627276
17 1466210540982
18 8002145144295
19 43673350799304
20 238356282199103
21 1300878367732021

[3,12,72,382,2104,11449,62546,341249,1862631,
 10165343,55480071,302792766,1652555713,9019158650,
 49223917246,268649627276,1466210540982,
 8002145144295,43673350799304,238356282199103,
 1300878367732021]

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Last modified April 19 07:32 EDT 2024. Contains 371782 sequences. (Running on oeis4.)