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A369116 as a simple table

n a(n)
0 1
1 -1
2 1
3 0
4 1
5 1
6 3
7 4
8 9
9 15
10 29
11 53
12 100
13 186
14 352
15 663
16 1257
17 2387
18 4547
19 8678
20 16602
21 31818
22 61092
23 117486
24 226277
25 436403
26 842731
27 1629297
28 3153466
29 6109704
30 11848634
31 22998892
32 44680016
33 86869392
34 169024094
35 329110519
36 641254825
37 1250261783
38 2439155631

[1,-1,1,0,1,1,3,4,9,15,29,53,100,186,352,663,1257,
 2387,4547,8678,16602,31818,61092,117486,226277,
 436403,842731,1629297,3153466,6109704,11848634,
 22998892,44680016,86869392,169024094,329110519,
 641254825,1250261783,2439155631]

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Last modified July 30 02:19 EDT 2024. Contains 374734 sequences. (Running on oeis4.)