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A300504 as a simple table

n a(n)
1 13
2 6
3 17
4 68
5 208
6 1162
7 4067
8 20265
9 88836
10 420674
11 1978897
12 9427072
13 44593246
14 212266634
15 1007469588
16 4787708514
17 22741208745
18 108037995177
19 513201504833
20 2438021530346
21 11581528859315
22 55017874016905
23 261360114793701

[13,6,17,68,208,1162,4067,20265,88836,420674,
 1978897,9427072,44593246,212266634,1007469588,
 4787708514,22741208745,108037995177,513201504833,
 2438021530346,11581528859315,55017874016905,
 261360114793701]

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Last modified February 22 15:38 EST 2024. Contains 370256 sequences. (Running on oeis4.)