This is a front-end for the Online Encyclopedia of Integer Sequences, made by Christian Perfect. The idea is to provide OEIS entries in non-ancient HTML, and then to think about how they're presented visually. The source code is on GitHub.
%I A370855 #15 Mar 09 2024 11:21:31 %S A370855 5,7,17,23,25,44,50,52,53,68,70,71,76,77,79,98,104,106,116,128,132, %T A370855 134,140,142,146,150,152,154,156,158,160,161,176,178,184,194,196,200, %U A370855 204,206,208,210,212,214,215,220,226,228,230,232,233,238,239,241,296 %N A370855 Numbers m such that c(0) < c(1) <= c(2), where c(k) = number of k's in the ternary representation of m. %e A370855 The ternary representation of 7 is 21, for which c(0)=0 < c(1)=1 <= c(2)=1. So 7 is in the sequence. %t A370855 Select[Range[1000], DigitCount[#, 3, 0] < DigitCount[#, 3, 1] <= DigitCount[#, 3, 2] &] %Y A370855 Cf. A007089, A370853, A370854, A370856. %K A370855 nonn,base %O A370855 1,1 %A A370855 _Clark Kimberling_, Mar 03 2024