Sum of all digits in all even numbers from 0 to 8(10^(k+1)-1)/9 (with (k+1) 8's).
A089350
Sum of all digits in all even numbers from 0 to 8(10^(k+1)-1)/9 (with (k+1) 8's).
Terms
- a(0) =0a(1) =20a(2) =360a(3) =5520a(4) =75080a(5) =950640a(6) =11506200a(7) =135061760a(8) =1550617320a(9) =17506172880a(10) =195061728440
External references
- oeis: A089350