16402499

Appears in sequences

• Numbers n such that for any positive integers (a, b), if a * b = n then a + b is a square.at n=7A235334
• Number of nX3 0..2 arrays with no element equal to any value at offset (-2,-1) (-2,0) or (-1,1) and new values introduced in order 0..2.at n=15A275396
• Numbers k such that k and k+1 are both nonprime-powers whose all distinct prime divisors are consecutive primes (A066312).at n=28A346910
• Numbers m such that the sum of its distinct prime factors and the sum of its nonprime divisors are both squares.at n=11A380953