n | a(n) |
---|---|
0 | 0 |
1 | 0 |
2 | 1 |
3 | 3 |
4 | 6 |
5 | 10 |
6 | 15 |
7 | 22 |
8 | 31 |
9 | 42 |
10 | 55 |
11 | 70 |
12 | 88 |
13 | 109 |
14 | 133 |
15 | 160 |
16 | 190 |
17 | 224 |
18 | 262 |
19 | 304 |
20 | 350 |
21 | 400 |
22 | 455 |
23 | 515 |
24 | 580 |
25 | 650 |
26 | 725 |
27 | 806 |
28 | 893 |
29 | 986 |
30 | 1085 |
31 | 1190 |
32 | 1302 |
33 | 1421 |
34 | 1547 |
35 | 1680 |
36 | 1820 |
37 | 1968 |
38 | 2124 |
39 | 2288 |
40 | 2460 |
41 | 2640 |
42 | 2829 |
43 | 3027 |
[0,0,1,3,6,10,15,22,31,42,55,70,88,109,133,160, 190,224,262,304,350,400,455,515,580,650,725,806, 893,986,1085,1190,1302,1421,1547,1680,1820,1968, 2124,2288,2460,2640,2829,3027] |