1,2

Table of n, a(n) for n=1..67.

Select[Range[150], DigitCount[#, 7, 0]==DigitCount[#, 7, 5]&] Harvey P. Dale, May 17 2012

Sequence in context: A075449 A005458 A184899 * A047302 A121217 A255582

Adjacent sequences: A039031 A039032 A039033 * A039035 A039036 A039037

nonn,base,easy

Olivier Gérard

approved