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A234018 as a simple table

n a(n)
1 0
2 -1
3 0
4 1
5 1
6 3
7 3
8 19
9 35
10 67
11 127
12 218
13 369
14 660
15 1267
16 2476
17 4863
18 9453
19 18078
20 34173
21 64374
22 121515
23 227965
24 426603
25 793638
26 1482307
27 2764957
28 5183333
29 9830514 

[0,-1,0,1,1,3,3,19,35,67,127,218,369,660,1267,
 2476,4863,9453,18078,34173,64374,121515,227965,
 426603,793638,1482307,2764957,5183333,9830514]

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Last modified July 14 20:49 EDT 2024. Contains 374323 sequences. (Running on oeis4.)