Number of positive integers with n digits that are equal both to the product of two integers ending with 4 and to that of two integers ending with 6.

A347748

Number of positive integers with n digits that are equal both to the product of two integers ending with 4 and to that of two integers ending with 6.

Terms

    a(0) =0a(1) =1a(2) =12a(3) =159a(4) =1859a(5) =20704a(6) =223525a(7) =2370684a(8) =24842265a(9) =258128126a(10) =2665475963

External references