Smallest number m such that m and the product of digits of m are both divisible by 2n, or 0 if no such number exists.

A073909

Smallest number m such that m and the product of digits of m are both divisible by 2n, or 0 if no such number exists.

Terms

    a(0) =2a(1) =4a(2) =6a(3) =8a(4) =0a(5) =168a(6) =378a(7) =48a(8) =36a(9) =0a(10) =0a(11) =168a(12) =0a(13) =476a(14) =0a(15) =288a(16) =0a(17) =1296a(18) =0a(19) =0a(20) =378a(21) =0a(22) =0a(23) =384a(24) =0a(25) =0a(26) =1296a(27) =728a(28) =0a(29) =0

External references