n | a(n) |
---|---|
0 | -1 |
1 | 3 |
2 | 15 |
3 | 35 |
4 | 63 |
5 | 99 |
6 | 143 |
7 | 195 |
8 | 255 |
9 | 323 |
10 | 399 |
11 | 483 |
12 | 575 |
13 | 675 |
14 | 783 |
15 | 899 |
16 | 1023 |
17 | 1155 |
18 | 1295 |
19 | 1443 |
20 | 1599 |
21 | 1763 |
22 | 1935 |
23 | 2115 |
24 | 2303 |
25 | 2499 |
26 | 2703 |
27 | 2915 |
28 | 3135 |
29 | 3363 |
30 | 3599 |
31 | 3843 |
32 | 4095 |
33 | 4355 |
34 | 4623 |
35 | 4899 |
36 | 5183 |
37 | 5475 |
38 | 5775 |
39 | 6083 |
40 | 6399 |
41 | 6723 |
42 | 7055 |
43 | 7395 |
[-1,3,15,35,63,99,143,195,255,323,399,483,575,675, 783,899,1023,1155,1295,1443,1599,1763,1935,2115, 2303,2499,2703,2915,3135,3363,3599,3843,4095,4355, 4623,4899,5183,5475,5775,6083,6399,6723,7055,7395] |