Integers that can be written as (3 + 1/t_1)^m * (3 + 1/t_2)^k with integers t_1,t_2 >= 2 and m,k > 0.

A356279

Integers that can be written as (3 + 1/t_1)^m * (3 + 1/t_2)^k with integers t_1,t_2 >= 2 and m,k > 0.