Sum of all the decimal digits of numbers from 1 to 10^n.

A078427

Sum of all the decimal digits of numbers from 1 to 10^n.

Terms

    a(0) =46a(1) =901a(2) =13501a(3) =180001a(4) =2250001a(5) =27000001a(6) =315000001a(7) =3600000001a(8) =40500000001a(9) =450000000001

External references