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| n | a(n) |
|---|---|
| 1 | 8 |
| 2 | 14 |
| 3 | 224 |
| 4 | 3751 |
| 5 | 70220 |
| 6 | 1302321 |
| 7 | 24137862 |
| 8 | 447547408 |
| 9 | 8297886949 |
| 10 | 153848240903 |
| 11 | 2852444457070 |
| 12 | 52886096577189 |
| 13 | 980541258146526 |
| 14 | 18179848809562888 |
| 15 | 337065772370567898 |
| 16 | 6249410263109328878 |
| 17 | 115867975607134654458 |
[8,14,224,3751,70220,1302321,24137862,447547408, 8297886949,153848240903,2852444457070, 52886096577189,980541258146526,18179848809562888, 337065772370567898,6249410263109328878, 115867975607134654458] |