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A247103 as a simple table

n a(n)
0 1
1 1
2 3
3 11
4 33
5 166
6 589
7 2216
8 8935
9 33984
10 137056
11 539085
12 2100341
13 8324716
14 32607928
15 128652672
16 507032667
17 1992083368
18 7853132654
19 30894420646
20 121642017784
21 479048967517
22 1885229164497
23 7423732617043
24 29223734864421
25 115048209160729
26 452968829090506

[1,1,3,11,33,166,589,2216,8935,33984,137056,
 539085,2100341,8324716,32607928,128652672,
 507032667,1992083368,7853132654,30894420646,
 121642017784,479048967517,1885229164497,
 7423732617043,29223734864421,115048209160729,
 452968829090506]

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Last modified April 24 11:13 EDT 2024. Contains 371936 sequences. (Running on oeis4.)