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A140287 as a simple table

n a(n)
0 0
1 0
2 1
3 -1
4 0
5 1
6 -3
7 2
8 1
9 -5
10 8
11 -4
12 -7
13 18
14 -20
15 9
16 32
17 -56
18 49
19 -25
20 -120
21 161
22 -123
23 82
24 401
25 -445
26 328
27 -284
28 -1247
29 1218
30 -940
31 969
32 3712
33 -3376
34 2849
35 -3185
36 -10800
37 9601
38 -8883
39 10082
40 31201
41 -28085
42 27848
43 -30964
44 -90487
45 84018
46 -86660
47 93129
48 264992
49 -254696

[0,0,1,-1,0,1,-3,2,1,-5,8,-4,-7,18,-20,9,32,-56,
 49,-25,-120,161,-123,82,401,-445,328,-284,-1247,
 1218,-940,969,3712,-3376,2849,-3185,-10800,9601,
 -8883,10082,31201,-28085,27848,-30964,-90487,
 84018,-86660,93129,264992,-254696]

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Last modified December 2 19:59 EST 2022. Contains 358510 sequences. (Running on oeis4.)