n | a(n) |
---|---|
0 | 7 |
1 | 50 |
2 | 357 |
3 | 2548 |
4 | 18185 |
5 | 129785 |
6 | 926265 |
7 | 6610678 |
8 | 47179871 |
9 | 336718900 |
10 | 2403135388 |
11 | 17150981703 |
12 | 122405160710 |
13 | 873595670959 |
14 | 6234781212586 |
15 | 44497126143199 |
16 | 317572368218278 |
17 | 2266488148722385 |
18 | 16175741476249015 |
19 | 115444950574278036 |
20 | 823921217624950245 |
[7,50,357,2548,18185,129785,926265,6610678, 47179871,336718900,2403135388,17150981703, 122405160710,873595670959,6234781212586, 44497126143199,317572368218278,2266488148722385, 16175741476249015,115444950574278036, 823921217624950245] |