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A254806 as a simple table

n a(n)
1 12680
2 46026
3 133628
4 362924
5 1133390
6 3598070
7 11836406
8 37936764
9 125487216
10 402542545
11 1314613212
12 4204596324
13 13623221472
14 43708937976
15 141416903594
16 455887528023
17 1476834502912
18 4779457689557
19 15509056463304
20 50322669190606 

[12680,46026,133628,362924,1133390,3598070,
 11836406,37936764,125487216,402542545,1314613212,
 4204596324,13623221472,43708937976,141416903594,
 455887528023,1476834502912,4779457689557,
 15509056463304,50322669190606]

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Last modified July 16 13:29 EDT 2024. Contains 374349 sequences. (Running on oeis4.)