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A253335 as a simple table

n a(n)
1 69
2 488
3 1928
4 7494
5 27015
6 87621
7 319172
8 945613
9 2874539
10 6935762
11 22983454
12 49969332
13 119548267
14 214145613
15 622017082
16 1069718995
17 2070309209
18 3028231177
19 7700984072
20 11401562937
21 19017598555
22 24702675207
23 56114922678
24 75683326471

[69,488,1928,7494,27015,87621,319172,945613,
 2874539,6935762,22983454,49969332,119548267,
 214145613,622017082,1069718995,2070309209,
 3028231177,7700984072,11401562937,19017598555,
 24702675207,56114922678,75683326471]

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Last modified April 25 10:01 EDT 2024. Contains 371967 sequences. (Running on oeis4.)