84673

Properties

Appears in sequences

• A variant of the cuban primes: primes p = (x^3 - y^3)/(x - y) where x = y + 2.at n=28A002648
• Primes p such that x^54 = 2 has no solution mod p, but x^18 = 2 has a solution mod p.at n=23A059666
• Primes p such that x^9 = 2 has a solution mod p, but x^(9^2) = 2 has no solution mod p.at n=40A070185
• Class 7+ primes.at n=19A081635
• Numbers with all different digits such that each digit leaves the same nonzero remainder when each is divided into the number.at n=27A152852
• Number of binary strings of length n with no substrings equal to 0000 or 0110.at n=19A164390
• Primes of the form 9n^2 - 8.at n=18A201961
• Prime numbersat n=8251