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A242107 as a simple table

n a(n)
0 0
1 1
2 1
3 1
4 1
5 -1
6 2
7 -3
8 1
9 -5
10 -7
11 -13
12 -16
13 11
14 -57
15 131
16 -113
17 389
18 670
19 2311
20 3983
21 9
22 23647
23 -81511
24 140576
25 -484247
26 -833503
27 -5751815
28 -14871471
29 -17124617
30 -147165662
31 710017141
32 -2273917871
33 9644648819
34 11396432249
35 204006839259
36 808162720720

[0,1,1,1,1,-1,2,-3,1,-5,-7,-13,-16,11,-57,131,
 -113,389,670,2311,3983,9,23647,-81511,140576,
 -484247,-833503,-5751815,-14871471,-17124617,
 -147165662,710017141,-2273917871,9644648819,
 11396432249,204006839259,808162720720]

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Last modified April 25 07:07 EDT 2024. Contains 371964 sequences. (Running on oeis4.)