6691411domain: NPropertiesPrimalityPrimeyesAppears in sequencesIccanobirt numbers (9 of 15): a(n) = R(a(n-1) + a(n-2) + R(a(n-3))), where R is the digit reversal function A004086.at n=19A102119Iccanobirt primes (9 of 15): Prime numbers in A102119.at n=5A102159Prime numbersat n=456942