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A101368 as a simple table

n a(n)
1 1
2 1
3 3
4 13
5 61
6 291
7 1393
8 6673
9 31971
10 153181
11 733933
12 3516483
13 16848481
14 80725921
15 386781123
16 1853179693
17 8879117341
18 42542407011
19 203832917713
20 976622181553
21 4679277990051
22 22419767768701
23 107419560853453
24 514678036498563
25 2465970621639361
26 11815175071698241
27 56609904736851843
28 271234348612560973

[1,1,3,13,61,291,1393,6673,31971,153181,733933,
 3516483,16848481,80725921,386781123,1853179693,
 8879117341,42542407011,203832917713,976622181553,
 4679277990051,22419767768701,107419560853453,
 514678036498563,2465970621639361,
 11815175071698241,56609904736851843,
 271234348612560973]

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Last modified April 25 11:39 EDT 2024. Contains 371969 sequences. (Running on oeis4.)