n | a(n) |
---|---|
0 | 1 |
1 | 70 |
2 | 17550 |
3 | 5567380 |
4 | 1960044750 |
5 | 732012601320 |
6 | 283986961467300 |
7 | 113142133870180800 |
8 | 45969979122504907470 |
9 | 18961650930856541865100 |
10 | 7915377251895103264073800 |
11 | 3336455614603881320759754000 |
12 | 1417729131896719482585245182500 |
13 | 606517077508008639090614765297280 |
[1,70,17550,5567380,1960044750,732012601320, 283986961467300,113142133870180800, 45969979122504907470,18961650930856541865100, 7915377251895103264073800, 3336455614603881320759754000, 1417729131896719482585245182500, 606517077508008639090614765297280] |