n | a(n) |
---|---|
1 | 2 |
2 | 10 |
3 | 10 |
4 | 170 |
5 | 2210 |
6 | 81770 |
7 | 408850 |
8 | 408850 |
9 | 16762850 |
10 | 1693047850 |
11 | 103275918850 |
12 | 2995001646650 |
13 | 2995001646650 |
14 | 590015324390050 |
15 | 66671731656075650 |
16 | 17134635035611442050 |
17 | 17134635035611442050 |
18 | 17134635035611442050 |
19 | 3101368941445671011050 |
[2,10,10,170,2210,81770,408850,408850,16762850, 1693047850,103275918850,2995001646650, 2995001646650,590015324390050,66671731656075650, 17134635035611442050,17134635035611442050, 17134635035611442050,3101368941445671011050] |