n | a(n) |
---|---|
0 | 2 |
1 | 17 |
2 | 145 |
3 | 1241 |
4 | 10657 |
5 | 91817 |
6 | 793585 |
7 | 6880121 |
8 | 59823937 |
9 | 521638217 |
10 | 4560526225 |
11 | 39970994201 |
12 | 351149013217 |
13 | 3091621642217 |
14 | 27274838966065 |
15 | 241075504183481 |
16 | 2134495165562497 |
17 | 18928981513351817 |
18 | 168109033806481105 |
[2,17,145,1241,10657,91817,793585,6880121, 59823937,521638217,4560526225,39970994201, 351149013217,3091621642217,27274838966065, 241075504183481,2134495165562497, 18928981513351817,168109033806481105] |