Reminder: The OEIS is hiring a new managing editor, and the application deadline is January 26.
n | a(n) |
---|---|
0 | 1 |
1 | -1 |
2 | 1 |
3 | -2 |
4 | 2 |
5 | -3 |
6 | 4 |
7 | -6 |
8 | 7 |
9 | -9 |
10 | 12 |
11 | -14 |
12 | 18 |
13 | -22 |
14 | 28 |
15 | -34 |
16 | 41 |
17 | -50 |
18 | 60 |
19 | -72 |
20 | 86 |
21 | -105 |
22 | 124 |
23 | -146 |
24 | 174 |
25 | -204 |
26 | 240 |
27 | -282 |
28 | 332 |
29 | -386 |
30 | 450 |
31 | -524 |
32 | 606 |
33 | -703 |
34 | 812 |
35 | -940 |
36 | 1082 |
37 | -1243 |
38 | 1428 |
39 | -1636 |
40 | 1873 |
41 | -2140 |
42 | 2448 |
43 | -2788 |
44 | 3172 |
45 | -3610 |
46 | 4096 |
47 | -4646 |
48 | 5264 |
49 | -5962 |
[1,-1,1,-2,2,-3,4,-6,7,-9,12,-14,18,-22,28,-34,41, -50,60,-72,86,-105,124,-146,174,-204,240,-282,332, -386,450,-524,606,-703,812,-940,1082,-1243,1428, -1636,1873,-2140,2448,-2788,3172,-3610,4096,-4646, 5264,-5962] |