PRP in base 79 and 83

For (45^n-43^n)/2, I found hitherto:
(45^379-43^379)/2
(45^1297-43^1297)/2
(45^1381-43^1381)/2
(45^3167-43^3167)/2
(45^6163-43^6163)/2
(45^13829-43^13829)/2

To be completed...