84947

Properties

Appears in sequences

• Primes p such that 2*p^4+-9 are also prime.at n=36A174365
• Number of nX7 0..1 arrays with every element unequal to 0, 1, 3 or 4 king-move adjacent elements, with upper left element zero.at n=11A303807
• Integers k such that 28*phi(29*197^3*k) is not a totient number where phi is the totient function.at n=21A361396
• Prime numbersat n=8272