Numbers k for which k/w = 3/4, where w is the number of numbers in the range {1..k} containing at least one decimal digit 1.

A378719

Numbers k for which k/w = 3/4, where w is the number of numbers in the range {1..k} containing at least one decimal digit 1.

Terms

    a(0) =19131872a(1) =20809344a(2) =20811488a(3) =21257636a(4) =22732948a(5) =172186880a(6) =1549681952a(7) =2870345516a(8) =2870345520a(9) =2871907160a(10) =2872143356a(11) =2872251248a(12) =13947137600a(13) =125524238432a(14) =496384984980a(15) =516044091344a(16) =530010360824a(17) =530030555544a(18) =530031618464a(19) =530032461188a(20) =530163415832a(21) =530260860088

External references