Sum of digits of numbers between 0 and (2/9)*(10^n-1).

A089904

Sum of digits of numbers between 0 and (2/9)*(10^n-1).

Terms

    a(0) =0a(1) =3a(2) =109a(3) =2055a(4) =30501a(5) =404947a(6) =5049393a(7) =60493839a(8) =704938285a(9) =8049382731a(10) =90493827177

External references