n | a(n) |
---|---|
0 | 0 |
1 | 10 |
2 | 75 |
3 | 520 |
4 | 3570 |
5 | 24475 |
6 | 167760 |
7 | 1149850 |
8 | 7881195 |
9 | 54018520 |
10 | 370248450 |
11 | 2537720635 |
12 | 17393796000 |
13 | 119218851370 |
14 | 817138163595 |
15 | 5600748293800 |
16 | 38388099893010 |
17 | 263115950957275 |
18 | 1803423556807920 |
19 | 12360848946698170 |
[0,10,75,520,3570,24475,167760,1149850,7881195, 54018520,370248450,2537720635,17393796000, 119218851370,817138163595,5600748293800, 38388099893010,263115950957275,1803423556807920, 12360848946698170] |