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A208740 as a simple table

n a(n)
1 0
2 0
3 0
4 1
5 4
6 13
7 34
8 83
9 189
10 415
11 885
12 1853
13 3824
14 7819
15 15876
16 32084
17 64621
18 129860
19 260547
20 522201
21 1045862
22 2093646
23 4189796
24 8382845
25 16769878
26 33545136
27 67097132
28 134202986
29 268416996
30 536847887
31 1073713195
32 2147448177
33 4294923476
34 8589880629

[0,0,0,1,4,13,34,83,189,415,885,1853,3824,7819,
 15876,32084,64621,129860,260547,522201,1045862,
 2093646,4189796,8382845,16769878,33545136,
 67097132,134202986,268416996,536847887,1073713195,
 2147448177,4294923476,8589880629]

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Last modified April 16 19:05 EDT 2024. Contains 371751 sequences. (Running on oeis4.)