Sum of all digits in all even numbers from 0 to 222...2 (with n 2's).

A089304

Sum of all digits in all even numbers from 0 to 222...2 (with n 2's).

Terms

    a(0) =0a(1) =2a(2) =51a(3) =975a(4) =14699a(5) =196923a(6) =2469147a(7) =29691371a(8) =346913595a(9) =3969135819a(10) =44691358043a(11) =496913580267

External references