Numbers n such that n divides the (left) concatenation of all numbers <= n written in base 25 (most significant digit on right).

A061978

Numbers n such that n divides the (left) concatenation of all numbers <= n written in base 25 (most significant digit on right).

Terms

    a(0) =1a(1) =3a(2) =9a(3) =21a(4) =33a(5) =57a(6) =96a(7) =864a(8) =1033a(9) =1661a(10) =6449a(11) =6624a(12) =10464a(13) =68249a(14) =81664a(15) =108981a(16) =164384a(17) =167571a(18) =234311a(19) =2420409a(20) =5490464

External references