n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 6 |
4 | 22 |
5 | 66 |
6 | 151 |
7 | 312 |
8 | 564 |
9 | 984 |
10 | 1601 |
11 | 2478 |
12 | 3622 |
13 | 5242 |
14 | 7271 |
15 | 9856 |
16 | 13124 |
17 | 17296 |
18 | 22229 |
19 | 28286 |
20 | 35306 |
21 | 43850 |
22 | 53891 |
23 | 65520 |
24 | 78624 |
25 | 94272 |
26 | 111977 |
27 | 131990 |
28 | 154514 |
29 | 180290 |
30 | 208611 |
31 | 240840 |
32 | 276032 |
33 | 315720 |
34 | 359497 |
35 | 407470 |
36 | 460078 |
37 | 519018 |
38 | 582447 |
39 | 651232 |
40 | 725820 |
41 | 808416 |
[0,1,6,22,66,151,312,564,984,1601,2478,3622,5242, 7271,9856,13124,17296,22229,28286,35306,43850, 53891,65520,78624,94272,111977,131990,154514, 180290,208611,240840,276032,315720,359497,407470, 460078,519018,582447,651232,725820,808416] |