6846649domain: NPropertiesPrimalityPrimeyesAppears in sequencesSmallest k such that (10^n+k, 10^n+k+2) and (10^(n+1)+k, 10^(n+1)+k+2) are two pairs of twin primes with k(n+1) > k(n).at n=29A224846Prime numbersat n=466859