a(n) is number of n-digit nonnegative integers whose difference between the largest and smallest digits is equal to the arithmetic mean of its digits.

A383305

a(n) is number of n-digit nonnegative integers whose difference between the largest and smallest digits is equal to the arithmetic mean of its digits.

Terms

    a(0) =1a(1) =6a(2) =39a(3) =266a(4) =1730a(5) =11361a(6) =74809a(7) =494194a(8) =3273132a(9) =21730506a(10) =144588345a(11) =964050593a(12) =6440655572a(13) =43111601819a(14) =289112380019

External references