n | a(n) |
---|---|
0 | 0 |
1 | 1 |
2 | 3 |
3 | 19 |
4 | 207 |
5 | 3211 |
6 | 64383 |
7 | 1581259 |
8 | 45948927 |
9 | 1541641771 |
10 | 58645296063 |
11 | 2494091717899 |
12 | 117258952478847 |
13 | 6038838138717931 |
14 | 338082244882740543 |
15 | 20443414320405268939 |
16 | 1327850160592214291967 |
17 | 92200405122521276427691 |
18 | 6815359767190023358085823 |
19 | 534337135055010788022858379 |
[0,1,3,19,207,3211,64383,1581259,45948927, 1541641771,58645296063,2494091717899, 117258952478847,6038838138717931, 338082244882740543,20443414320405268939, 1327850160592214291967,92200405122521276427691, 6815359767190023358085823, 534337135055010788022858379] |