345647domain: NPropertiesPrimalityPrimeyesAppears in sequencesThe value of C in y = x^2+11x+C such that y is prime for all x = 0 to 6.at n=11A097458Numbers n such that the sum of the heptagonal numbers H(n), H(n+1) and H(n+2) is equal to the sum of three consecutive squares.at n=3A251769Prime numbersat n=29626