89787

Appears in sequences

• 3p^2 where p runs through the primes.at n=39A079705
• One-third of the number of n X n nonnegative integer arrays with every 3 X 3 subblock summing to 2.at n=10A145053
• Number of nontrivial solutions (x,y,z) for each prime number p of the Fermat equation x^p + y^p + z^p = 0 mod (n) where n is prime of the form n = 2p + 1, and x, y, z are integers such that x < = y.at n=13A172426
• Numbers of the form 20*k+7 which are three times a square.at n=34A192328
• Numbers p^2*q, p > q odd primes such that q divides p+1.at n=32A350245