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A151040 as a simple table

n a(n)
0 1
1 3
2 9
3 33
4 129
5 501
6 2078
7 8801
8 36943
9 160485
10 704591
11 3069821
12 13661138
13 61186869
14 272378367
15 1230330551
16 5581589774
17 25197063385
18 114975285714
19 526286613363
20 2399288969358
21 11028850184643
22 50817241344590
23 233362192847828
24 1078701075478305
25 4995546879309872
26 23069300401218194
27 107104618408678372

[1,3,9,33,129,501,2078,8801,36943,160485,704591,
 3069821,13661138,61186869,272378367,1230330551,
 5581589774,25197063385,114975285714,526286613363,
 2399288969358,11028850184643,50817241344590,
 233362192847828,1078701075478305,4995546879309872,
 23069300401218194,107104618408678372]

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Last modified May 3 12:43 EDT 2024. Contains 372212 sequences. (Running on oeis4.)