n | a(n) |
---|---|
1 | 0 |
2 | 1 |
3 | 27 |
4 | 120 |
5 | 340 |
6 | 765 |
7 | 1491 |
8 | 2632 |
9 | 4320 |
10 | 6705 |
11 | 9955 |
12 | 14256 |
13 | 19812 |
14 | 26845 |
15 | 35595 |
16 | 46320 |
17 | 59296 |
18 | 74817 |
19 | 93195 |
20 | 114760 |
21 | 139860 |
22 | 168861 |
23 | 202147 |
24 | 240120 |
25 | 283200 |
26 | 331825 |
27 | 386451 |
28 | 447552 |
29 | 515620 |
30 | 591165 |
31 | 674715 |
32 | 766816 |
33 | 868032 |
34 | 978945 |
35 | 1100155 |
36 | 1232280 |
37 | 1375956 |
[0,1,27,120,340,765,1491,2632,4320,6705,9955, 14256,19812,26845,35595,46320,59296,74817,93195, 114760,139860,168861,202147,240120,283200,331825, 386451,447552,515620,591165,674715,766816,868032, 978945,1100155,1232280,1375956] |