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| n | a(n) |
|---|---|
| 0 | 4 |
| 1 | 7 |
| 2 | 18 |
| 3 | 123 |
| 4 | 5778 |
| 5 | 12752043 |
| 6 | 62113250390418 |
| 7 | 1473646213395791149646646123 |
| 8 | 829490056885282616312940022414182153153900944625970578 |
| 9 | 262813148121156922478324605390890951672774150584488451750823334086851733999224817160730017360019778038580843 |
[4,7,18,123,5778,12752043,62113250390418, 1473646213395791149646646123, 82949005688528261631294002241418215315390094462597\ 0578, 26281314812115692247832460539089095167277415058448\ 84517508233340868517339992248171607300173600197780\ 38580843] |