n | a(n) |
---|---|
1 | 1 |
2 | 3 |
3 | 6 |
4 | 10 |
5 | 15 |
6 | 21 |
7 | 28 |
8 | 36 |
9 | 45 |
10 | 55 |
11 | 66 |
12 | 78 |
13 | 91 |
14 | 105 |
15 | 120 |
16 | 137 |
17 | 155 |
18 | 174 |
19 | 194 |
20 | 215 |
21 | 237 |
22 | 260 |
23 | 284 |
24 | 309 |
25 | 335 |
26 | 362 |
27 | 390 |
28 | 419 |
29 | 449 |
30 | 480 |
31 | 513 |
32 | 547 |
33 | 582 |
34 | 618 |
35 | 655 |
36 | 693 |
37 | 732 |
38 | 772 |
39 | 813 |
40 | 855 |
41 | 898 |
42 | 942 |
43 | 987 |
44 | 1033 |
45 | 1081 |
46 | 1130 |
47 | 1180 |
48 | 1231 |
49 | 1283 |
50 | 1336 |
51 | 1390 |
52 | 1445 |
53 | 1501 |
54 | 1558 |
55 | 1616 |
[1,3,6,10,15,21,28,36,45,55,66,78,91,105,120,137, 155,174,194,215,237,260,284,309,335,362,390,419, 449,480,513,547,582,618,655,693,732,772,813,855, 898,942,987,1033,1081,1130,1180,1231,1283,1336, 1390,1445,1501,1558,1616] |