n | a(n) |
---|---|
0 | 1 |
1 | 90 |
2 | 1260 |
3 | 4920 |
4 | 13320 |
5 | 30492 |
6 | 55860 |
7 | 94680 |
8 | 156240 |
9 | 232770 |
10 | 332640 |
11 | 471240 |
12 | 636480 |
13 | 835020 |
14 | 1098900 |
15 | 1391040 |
16 | 1720800 |
17 | 2181780 |
18 | 2614260 |
19 | 3118680 |
20 | 3889962 |
21 | 4519140 |
22 | 5207760 |
23 | 6237000 |
24 | 7208640 |
25 | 8274510 |
26 | 9585000 |
27 | 10816560 |
28 | 12215520 |
29 | 14153760 |
[1,90,1260,4920,13320,30492,55860,94680,156240, 232770,332640,471240,636480,835020,1098900, 1391040,1720800,2181780,2614260,3118680,3889962, 4519140,5207760,6237000,7208640,8274510,9585000, 10816560,12215520,14153760] |