7490683domain: NPropertiesPrimalityPrimeyesAppears in sequencesLet f(n) be the smallest prime == 1 mod n (cf. A034694). Sequence gives triangle T(j,k) = f^k(j) for 1 <= k <= j, read by rows.at n=34A083809a(1) = 17, a(n) is smallest prime of the form k*a(n - 1) + 1.at n=6A214632Prime numbersat n=507693