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A019024 as a simple table

n a(n)
2 3
3 7
4 40
5 185
6 823
7 4508
8 30268
9 201255
10 1311400
11 8625881
12 57059059
13 380393650
14 2561920424
15 17442035350
16 119893594460 

[3,7,40,185,823,4508,30268,201255,1311400,8625881,
 57059059,380393650,2561920424,17442035350,
 119893594460]

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Last modified April 25 12:33 EDT 2024. Contains 371969 sequences. (Running on oeis4.)