12708361

Appears in sequences

• Hexagonal numbers whose number of divisors is also a hexagonal number.at n=30A116565
• Triangular numbers of the form p*w, where p is a prime number and w is a prime power (A025475).at n=35A225674
• Triangular numbers having exactly 6 divisors.at n=16A292989
• a(n) is the least positive number k that can be written in exactly k ways as (x*y+1)*(x*z+1) with x > y > z > 1.at n=20A345215