n | a(n) |
---|---|
1 | 0 |
2 | -1 |
3 | -4 |
4 | 6 |
5 | -8 |
6 | 9 |
7 | 0 |
8 | -10 |
9 | 12 |
10 | -14 |
11 | 15 |
12 | 0 |
13 | -16 |
14 | -18 |
15 | 20 |
16 | 21 |
17 | 22 |
18 | -24 |
19 | 0 |
20 | -25 |
21 | 26 |
22 | -27 |
23 | -28 |
24 | 30 |
25 | 32 |
26 | 33 |
27 | -34 |
28 | 0 |
29 | -35 |
30 | -36 |
31 | -38 |
32 | 39 |
33 | 40 |
34 | 42 |
35 | 44 |
36 | -45 |
37 | 0 |
38 | -46 |
39 | -48 |
40 | 49 |
41 | -50 |
42 | 51 |
43 | -52 |
44 | 54 |
45 | 55 |
46 | 0 |
47 | -56 |
48 | -57 |
49 | -58 |
50 | 60 |
51 | 62 |
52 | -63 |
53 | 64 |
54 | 65 |
55 | 0 |
56 | -66 |
57 | -68 |
58 | -69 |
59 | 70 |
60 | -72 |
61 | 74 |
62 | 75 |
63 | 76 |
64 | 77 |
65 | -78 |
66 | 0 |
67 | -80 |
68 | -81 |
69 | -82 |
70 | -84 |
71 | 85 |
72 | 86 |
73 | 87 |
74 | -88 |
[0,-1,-4,6,-8,9,0,-10,12,-14,15,0,-16,-18,20,21, 22,-24,0,-25,26,-27,-28,30,32,33,-34,0,-35,-36, -38,39,40,42,44,-45,0,-46,-48,49,-50,51,-52,54,55, 0,-56,-57,-58,60,62,-63,64,65,0,-66,-68,-69,70, -72,74,75,76,77,-78,0,-80,-81,-82,-84,85,86,87, -88] |