n | a(n) |
---|---|
0 | 1 |
1 | 120 |
2 | 945 |
3 | 3640 |
4 | 9945 |
5 | 22176 |
6 | 43225 |
7 | 76560 |
8 | 126225 |
9 | 196840 |
10 | 293601 |
11 | 422280 |
12 | 589225 |
13 | 801360 |
14 | 1066185 |
15 | 1391776 |
16 | 1786785 |
17 | 2260440 |
18 | 2822545 |
19 | 3483480 |
20 | 4254201 |
21 | 5146240 |
22 | 6171705 |
23 | 7343280 |
24 | 8674225 |
25 | 10178376 |
26 | 11870145 |
27 | 13764520 |
28 | 15877065 |
29 | 18223920 |
30 | 20821801 |
31 | 23688000 |
[1,120,945,3640,9945,22176,43225,76560,126225, 196840,293601,422280,589225,801360,1066185, 1391776,1786785,2260440,2822545,3483480,4254201, 5146240,6171705,7343280,8674225,10178376,11870145, 13764520,15877065,18223920,20821801,23688000] |