Conjecture on cycle length and primes prime abc conjecture final version: Suppose a is positive odd, and b=A179382((a+1)/2), if b=(a1)/(2^c) for some c>0, as a approaches infinity, the possibility of a is prime approaches 1.
Counter seq: 92673,143713,3579553,4110529,28688897,127017857,141127681,157648097,212999489,663414881
