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A248882 as a simple table

n a(n)
0 1
1 1
2 8
3 35
4 119
5 433
6 1476
7 4962
8 16128
9 51367
10 160105
11 490219
12 1476420
13 4378430
14 12805008
15 36962779
16 105417214
17 297265597
18 829429279
19 2291305897
20 6270497702
21 17008094490
22 45744921052
23 122052000601
24 323166712109
25 849453194355
26 2217289285055
27 5749149331789

[1,1,8,35,119,433,1476,4962,16128,51367,160105,
 490219,1476420,4378430,12805008,36962779,
 105417214,297265597,829429279,2291305897,
 6270497702,17008094490,45744921052,122052000601,
 323166712109,849453194355,2217289285055,
 5749149331789]

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Last modified April 24 00:30 EDT 2024. Contains 371917 sequences. (Running on oeis4.)