Where t(n) is the n-th Tribonacci number as defined by:
a(0)=1, a(1)=5, a(2)=5, a(n)=a(n-1)+a(n-2)+a(n-3)

t(103816)=1250759406 ... 3081178217
t(133938)=7374123560 ... 3648252133

Verified PRP by pfgw.

To be completed...