n | a(n) |
---|---|
0 | 1 |
1 | 3 |
2 | 6 |
3 | 10 |
4 | 17 |
5 | 27 |
6 | 40 |
7 | 56 |
8 | 78 |
9 | 106 |
10 | 140 |
11 | 180 |
12 | 230 |
13 | 290 |
14 | 360 |
15 | 440 |
16 | 535 |
17 | 645 |
18 | 770 |
19 | 910 |
20 | 1071 |
21 | 1253 |
22 | 1456 |
23 | 1680 |
24 | 1932 |
25 | 2212 |
26 | 2520 |
27 | 2856 |
28 | 3228 |
29 | 3636 |
30 | 4080 |
31 | 4560 |
32 | 5085 |
33 | 5655 |
34 | 6270 |
35 | 6930 |
36 | 7645 |
37 | 8415 |
38 | 9240 |
39 | 10120 |
40 | 11066 |
41 | 12078 |
[1,3,6,10,17,27,40,56,78,106,140,180,230,290,360, 440,535,645,770,910,1071,1253,1456,1680,1932,2212, 2520,2856,3228,3636,4080,4560,5085,5655,6270,6930, 7645,8415,9240,10120,11066,12078] |