n | a(n) |
---|---|
0 | 3 |
1 | 1 |
2 | -1 |
3 | 3 |
4 | 19 |
5 | 53 |
6 | 111 |
7 | 199 |
8 | 323 |
9 | 489 |
10 | 703 |
11 | 971 |
12 | 1299 |
13 | 1693 |
14 | 2159 |
15 | 2703 |
16 | 3331 |
17 | 4049 |
18 | 4863 |
19 | 5779 |
20 | 6803 |
21 | 7941 |
22 | 9199 |
23 | 10583 |
24 | 12099 |
25 | 13753 |
26 | 15551 |
27 | 17499 |
28 | 19603 |
29 | 21869 |
30 | 24303 |
31 | 26911 |
32 | 29699 |
33 | 32673 |
34 | 35839 |
35 | 39203 |
36 | 42771 |
37 | 46549 |
38 | 50543 |
39 | 54759 |
40 | 59203 |
[3,1,-1,3,19,53,111,199,323,489,703,971,1299,1693, 2159,2703,3331,4049,4863,5779,6803,7941,9199, 10583,12099,13753,15551,17499,19603,21869,24303, 26911,29699,32673,35839,39203,42771,46549,50543, 54759,59203] |