21956291867domain: NAppears in sequencesInitial members of prime nonuplets (p, p+2, p+6, p+12, p+14, p+20, p+24, p+26, p+30).at n=16A022546Initial members of prime decaplets (p, p+2, p+6, p+12, p+14, p+20, p+24, p+26, p+30, p+32).at n=1A027570Initial members of prime 10-tuplets (or decaplets).at n=2A257127