1,3

Table of n, a(n) for n=1..70.

Select[Range[0, 100], DigitCount[#, 11, 9]==DigitCount[#, 11, 10]&] (* Harvey P. Dale, Sep 17 2020 *)

Sequence in context: A227691 A167703 A039272 * A214678 A259178 A032880

Adjacent sequences: A039206 A039207 A039208 * A039210 A039211 A039212

nonn,base,easy

Olivier Gérard

approved