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A233274 as a simple table

n a(n)
1 0
2 0
3 -1
4 0
5 0
6 0
7 0
8 1
9 2
10 4
11 8
12 13
13 22
14 38
15 68
16 125
17 232
18 429
19 786
20 1428
21 2578
22 4645
23 8364
24 15064
25 27145
26 48990
27 88736
28 161813
29 298001
30 555451
31 1048207
32 1999608
33 3844722
34 7425094
35 14356699
36 27722560
37 53374986

[0,0,-1,0,0,0,0,1,2,4,8,13,22,38,68,125,232,429,
 786,1428,2578,4645,8364,15064,27145,48990,88736,
 161813,298001,555451,1048207,1999608,3844722,
 7425094,14356699,27722560,53374986]

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Last modified May 16 05:56 EDT 2024. Contains 372549 sequences. (Running on oeis4.)