A039475 - OEIS

%I #15 May 25 2024 19:54:02

%S 52,92,173,213,294,334,415,455,492,503,514,525,547,558,569,572,573,

%T 574,575,577,578,579,581,582,591,602,657,697,778,818,899,939,972,983,

%U 994,1005,1012,1013,1014,1015,1017,1018,1019,1021,1022,1027,1038,1049

%N Numbers whose base-11 representation has the same nonzero number of 4's and 8's.

%H Harvey P. Dale, <a href="/A039475/b039475.txt">Table of n, a(n) for n = 1..1000</a>

%t Select[Range[1100],DigitCount[#,11,4]==DigitCount[#,11,8]>0&] (* _Harvey P. Dale_, May 25 2024 *)

%K nonn,base,easy

%O 1,1

%A _Olivier Gérard_