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A149755 as a simple table

n a(n)
0 1
1 1
2 5
3 17
4 83
5 333
6 1645
7 7195
8 35733
9 162789
10 810585
11 3784801
12 18875529
13 89559607
14 447055739
15 2144687329
16 10711656671
17 51798394103
18 258799786711
19 1258926493065
20 6291422329465
21 30743907572127
22 153664965152667
23 753582461828893
24 3766970533585897
25 18525963698745311
26 92613362991207555

[1,1,5,17,83,333,1645,7195,35733,162789,810585,
 3784801,18875529,89559607,447055739,2144687329,
 10711656671,51798394103,258799786711,
 1258926493065,6291422329465,30743907572127,
 153664965152667,753582461828893,3766970533585897,
 18525963698745311,92613362991207555]

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Last modified March 28 16:05 EDT 2024. Contains 371254 sequences. (Running on oeis4.)