n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 4 |
4 | 10 |
5 | 21 |
6 | 40 |
7 | 70 |
8 | 119 |
9 | 190 |
10 | 301 |
11 | 455 |
12 | 686 |
13 | 998 |
14 | 1450 |
15 | 2051 |
16 | 2895 |
17 | 4001 |
18 | 5523 |
19 | 7490 |
20 | 10141 |
21 | 13545 |
22 | 18046 |
23 | 23773 |
24 | 31255 |
25 | 40687 |
26 | 52850 |
27 | 68105 |
28 | 87542 |
29 | 111755 |
30 | 142347 |
31 | 180205 |
32 | 227622 |
33 | 286027 |
34 | 358580 |
35 | 447482 |
36 | 557235 |
37 | 691016 |
38 | 855131 |
39 | 1054375 |
40 | 1297352 |
41 | 1591060 |
[0,1,4,10,21,40,70,119,190,301,455,686,998,1450, 2051,2895,4001,5523,7490,10141,13545,18046,23773, 31255,40687,52850,68105,87542,111755,142347, 180205,227622,286027,358580,447482,557235,691016, 855131,1054375,1297352,1591060] |