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 A382417 #6 Mar 26 2025 21:49:20 %S A382417 0,8,16,24,32,40,48,56,64,65,66,67,68,69,70,71,72,80,88,96,104,112, %T A382417 120,128,129,130,131,132,133,134,135,136,144,152,160,168,176,184,192, %U A382417 193,194,195,196,197,198,199,200,208,216,224,232,240,248,256,257,258,259,260 %N A382417 Numbers with at least one zero in their base-8 representation. %H A382417 Paolo Xausa, <a href="/A382417/b382417.txt">Table of n, a(n) for n = 1..10000</a> %t A382417 Select[Range[0, 300], DigitCount[#, 8, 0] > 0 &] %Y A382417 Cf. analogous sequences in other bases: A062289 (base 2), A081605 (base 3), A196032 (base 4), A382415 (base 5), A382416 (base 6), A382413 (base 7), A382418 (base 9), A011540 (base 10). %Y A382417 Cf. A007094, A043421, A255805 (complement). %K A382417 nonn,base,easy %O A382417 1,2 %A A382417 _Paolo Xausa_, Mar 25 2025