84525

Appears in sequences

• Numbers n such that s=n^2 gives prime quadruples (30s+11, 30s+13, 30s+17, 30s+19).at n=14A087772
• Integers that are Rhonda numbers to base 6.at n=16A100969
• Nonnegative values x of solutions (x, y) to the Diophantine equation x^2+(x+16807)^2 = y^2.at n=14A118576
• Integers n such that 6n, 36n, and 216n fall between pairs of twin primes, that is, 6n-1, 6n+1, 36n-1, 36n+1, 216n-1, and 216n+1 are prime.at n=23A192851
• Number of 2 X 2 matrices having all elements in {-n,..,0,..,n} with determinant = permanent.at n=17A280059
• a(n) = ((p-1)^3 - (p-1)^2)/4 where p is the n-th prime.at n=19A331764
• Numbers that are divisible by the squares of two distinct primes and whose arithmetic derivative (A003415) is a squarefree number of the form 4k+2.at n=24A368697