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A069573 Largest n-digit number in which the k-th digit is a divisor or a multiple of k. 1

%I #3 Dec 05 2013 19:55:15

%S 9,89,989,8989,58989,658989,7658989,87658989,987658989,5987658989,

%T 15987658989,615987658989,1615987658989,71615987658989,

%U 571615987658989,8571615987658989,18571615987658989,918571615987658989

%N Largest n-digit number in which the k-th digit is a divisor or a multiple of k.

%Y Cf. A069570, A069571, A069572.

%K nonn,base

%O 1,1

%A _Amarnath Murthy_, Mar 24 2002

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Last modified April 19 23:40 EDT 2024. Contains 371798 sequences. (Running on oeis4.)