Take the left or right binary concatenation of the numbers 1 to n, whichever is greater, delete digits identical to corresponding digits in the other concatenation, condense the remaining digits, and convert to decimal.

A175910

Take the left or right binary concatenation of the numbers 1 to n, whichever is greater, delete digits identical to corresponding digits in the other concatenation, condense the remaining digits, and convert to decimal.

Terms

    a(0) =0a(1) =2a(2) =2a(3) =2a(4) =44a(5) =42a(6) =178a(7) =812a(8) =52a(9) =11682a(10) =44585a(11) =52778a(12) =3222a(13) =727657a(14) =15264354a(15) =928184a(16) =60925872a(17) =15976986770a(18) =4166367305a(19) =785545793868a(20) =11730991244a(22) =41522369301

External references