n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 3 |
4 | 6 |
5 | 10 |
6 | 15 |
7 | 21 |
8 | 28 |
9 | 36 |
10 | 45 |
11 | 55 |
12 | 66 |
13 | 78 |
14 | 91 |
15 | 105 |
16 | 231 |
17 | 435 |
18 | 465 |
19 | 666 |
20 | 1035 |
21 | 2211 |
22 | 3916 |
23 | 4005 |
24 | 6216 |
25 | 6786 |
26 | 19900 |
27 | 41905 |
28 | 46665 |
29 | 48205 |
30 | 162165 |
31 | 171405 |
32 | 200661 |
33 | 222111 |
34 | 329266 |
35 | 400065 |
36 | 1057785 |
37 | 1646205 |
38 | 2003001 |
39 | 2318781 |
40 | 2943951 |
41 | 10628355 |
[0,1,3,6,10,15,21,28,36,45,55,66,78,91,105,231, 435,465,666,1035,2211,3916,4005,6216,6786,19900, 41905,46665,48205,162165,171405,200661,222111, 329266,400065,1057785,1646205,2003001,2318781, 2943951,10628355] |