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A232145 as a simple table

n a(n)
1 3
2 23
3 145
4 887
5 5487
6 33957
7 210039
8 1299219
9 8036625
10 49712291
11 307505983
12 1902144221
13 11766121259
14 72781867263
15 450207854133
16 2784857267659
17 17226332081291
18 106557172756085
19 659132252427443
20 4077203954957651

[3,23,145,887,5487,33957,210039,1299219,8036625,
 49712291,307505983,1902144221,11766121259,
 72781867263,450207854133,2784857267659,
 17226332081291,106557172756085,659132252427443,
 4077203954957651]

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Last modified December 5 05:37 EST 2023. Contains 367575 sequences. (Running on oeis4.)