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A285409 as a simple table

n a(n)
0 1
1 -1
2 1
3 1
4 -3
5 1
6 -1
7 5
8 3
9 -13
10 19
11 -41
12 9
13 55
14 -55
15 113
16 -99
17 65
18 -113
19 -491
20 843
21 -245
22 -325
23 1295
24 -783
25 -121
26 -887
27 -287
28 2685
29 -6911
30 7559
31 12413
32 -36669
33 12179
34 42211
35 -59681
36 55281
37 -22313
38 38633
39 19361
40 -465579
41 877913
42 -711185
43 -575339
44 2540955
45 -3065165
46 1681907
47 -29953
48 -1287375
49 7293527
50 -19374047

[1,-1,1,1,-3,1,-1,5,3,-13,19,-41,9,55,-55,113,-99,
 65,-113,-491,843,-245,-325,1295,-783,-121,-887,
 -287,2685,-6911,7559,12413,-36669,12179,42211,
 -59681,55281,-22313,38633,19361,-465579,877913,
 -711185,-575339,2540955,-3065165,1681907,-29953,
 -1287375,7293527,-19374047]

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Last modified March 28 16:34 EDT 2024. Contains 371254 sequences. (Running on oeis4.)