n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 3 |
4 | 15 |
5 | 21 |
6 | 28 |
7 | 36 |
8 | 45 |
9 | 55 |
10 | 91 |
11 | 105 |
12 | 120 |
13 | 136 |
14 | 153 |
15 | 171 |
16 | 231 |
17 | 253 |
18 | 276 |
19 | 300 |
20 | 325 |
21 | 351 |
22 | 435 |
23 | 465 |
24 | 496 |
25 | 528 |
26 | 561 |
27 | 595 |
28 | 703 |
29 | 741 |
30 | 780 |
31 | 820 |
32 | 861 |
33 | 903 |
34 | 1035 |
35 | 1081 |
36 | 1128 |
37 | 1176 |
38 | 1225 |
39 | 1275 |
40 | 1431 |
41 | 1485 |
42 | 1540 |
43 | 1596 |
44 | 1653 |
45 | 1711 |
46 | 1891 |
47 | 1953 |
[0,1,3,15,21,28,36,45,55,91,105,120,136,153,171, 231,253,276,300,325,351,435,465,496,528,561,595, 703,741,780,820,861,903,1035,1081,1128,1176,1225, 1275,1431,1485,1540,1596,1653,1711,1891,1953] |