Let S_0 = 0, S_1 = 1, and for n \geq 2 let S_n = S_{n-1} + 5S_{n-2}. What is the sum of the five smallest primes p such that p | S_{p-1}?
Let S_0 = 0, S_1 = 1, and for n \geq 2 let S_n = S_{n-1} + 5S_{n-2}. What is the sum of the five smallest primes p such that p | S_{p-1}?