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A215985 as a simple table

n a(n)
5 1
6 1
7 3
8 6
9 13
10 26
11 55
12 112
13 238
14 510
15 1117
16 2498
17 5712
18 13322
19 31643
20 76455
21 187382
22 465393
23 1168966
24 2966298
25 7594035
26 19597653
27 50933434
28 133224112
29 350477003
30 926855665
31 2462830565
32 6572892862
33 17612586165
34 47369774428
35 127841265076
36 346120109957

[1,1,3,6,13,26,55,112,238,510,1117,2498,5712,
 13322,31643,76455,187382,465393,1168966,2966298,
 7594035,19597653,50933434,133224112,350477003,
 926855665,2462830565,6572892862,17612586165,
 47369774428,127841265076,346120109957]

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Last modified September 25 12:12 EDT 2022. Contains 356984 sequences. (Running on oeis4.)