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Largest palindrome using minimum number of digits with a digit sum = n.
0

%I #5 Aug 20 2015 02:54:38

%S 0,1,2,3,4,5,6,7,8,9,55,515,66,616,77,717,88,818,99,919,929,939,949,

%T 959,969,979,989,999,9559,95159,9669,96169,9779,97179,9889,98189,9999,

%U 99199,99299,99399,99499,99599,99699,99799,99899,99999

%N Largest palindrome using minimum number of digits with a digit sum = n.

%C No palindrome with lesser number of digits is possible.

%C All the palindromes using same (minimum) number of digits are smaller than a(n).

%Y Cf. A062388.

%K base,nonn

%O 0,3

%A _Amarnath Murthy_, May 05 2002

%E a(0)=0 prepended by _Michel Marcus_, Aug 20 2015