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A202971 as a simple table

n a(n)
1 1
2 -1
3 1
4 -11
5 1
6 1
7 -30
8 57
9 -1
10 1
11 -53
12 338
13 -224
14 1
15 1
16 -80
17 992
18 -2600
19 752
20 -1
21 1
22 -111
23 2171
24 -11803
25 15614
26 -2304
27 1
28 1
29 -146
30 4039
31 -35908
32 105335
33 -79786
34 6665
35 -1
36 1
37 -185
38 6776
39 -87154
40 434244
41 -770624
42 362449
43 -18595

[1,-1,1,-11,1,1,-30,57,-1,1,-53,338,-224,1,1,-80,
 992,-2600,752,-1,1,-111,2171,-11803,15614,-2304,1,
 1,-146,4039,-35908,105335,-79786,6665,-1,1,-185,
 6776,-87154,434244,-770624,362449,-18595]

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Last modified August 12 10:37 EDT 2024. Contains 375092 sequences. (Running on oeis4.)