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A139135 as a simple table

n a(n)
0 1
1 -1
2 2
3 -4
4 6
5 -9
6 14
7 -20
8 29
9 -42
10 58
11 -80
12 110
13 -148
14 198
15 -264
16 347
17 -454
18 592
19 -764
20 982
21 -1257
22 1598
23 -2024
24 2554
25 -3206
26 4010
27 -5000
28 6208
29 -7684
30 9484
31 -11664
32 14306
33 -17501
34 21346
35 -25972
36 31526
37 -38170
38 46112
39 -55588
40 66861
41 -80258
42 96154
43 -114968
44 137212

[1,-1,2,-4,6,-9,14,-20,29,-42,58,-80,110,-148,198,
 -264,347,-454,592,-764,982,-1257,1598,-2024,2554,
 -3206,4010,-5000,6208,-7684,9484,-11664,14306,
 -17501,21346,-25972,31526,-38170,46112,-55588,
 66861,-80258,96154,-114968,137212]

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Last modified September 23 08:18 EDT 2020. Contains 337295 sequences. (Running on oeis4.)