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A057415 as a simple table

n a(n)
13 2
14 10
15 53
16 220
17 845
18 2975
19 9936
20 31640
21 97283
22 290173
23 844729
24 2408213
25 6746197
26 18613290
27 50688554
28 136464665
29 363724034
30 960862781
31 2518380075
32 6554072749
33 16949040877
34 43580221577
35 111475092069
36 283799832989

[2,10,53,220,845,2975,9936,31640,97283,290173,
 844729,2408213,6746197,18613290,50688554,
 136464665,363724034,960862781,2518380075,
 6554072749,16949040877,43580221577,111475092069,
 283799832989]

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Last modified April 18 22:18 EDT 2024. Contains 371782 sequences. (Running on oeis4.)