1018889domain: NPropertiesPrimalityPrimeyesAppears in sequencesPrimes that remain prime through 4 iterations of function f(x) = 8x + 7.at n=23A023322Number of strings of numbers x(i=1..n) in 0..6 with sum i^2*x(i) equal to n^2*6.at n=11A183950Prime numbersat n=79885