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A102778 as a simple table

n a(n)
1 1
2 1
3 -1
4 -5
5 1
6 7
7 -1
8 -68
9 1
10 1
11 -12
12 228
13 -1
14 -15
15 -770
16 -1
17 1
18 2460
19 -5166
20 -1
21 -135762627
22 63
23 -266
24 5
25 1
26 -175
27 27728847
28 -1
29 -19535516
30 -15
31 -3
32 -11
33 52
34 -1
35 -9762340
36 -77
37 -4
38 -1812880
39 1
40 5
41 -3
42 -46129720
43 9
44 -3003037440

[1,1,-1,-5,1,7,-1,-68,1,1,-12,228,-1,-15,-770,-1,
 1,2460,-5166,-1,-135762627,63,-266,5,1,-175,
 27728847,-1,-19535516,-15,-3,-11,52,-1,-9762340,
 -77,-4,-1812880,1,5,-3,-46129720,9,-3003037440]

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Last modified June 4 15:24 EDT 2024. Contains 373099 sequences. (Running on oeis4.)