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 A079134 #21 Jul 21 2025 21:40:38 %S A079134 0,0,0,0,0,0,0,0,0,1,0,0,2,0,1,5,2,0,4,4,2,1,2,2,3,1,4,6,2,5,3,3,1,4, %T A079134 0,8,5,5,4,1,10,6,5,10,5,10,8,6,5,8,8,7,6,6,13,7,9,9,11,9,9,13,13,11, %U A079134 14,16,8,9,11,13,13,11,15,10,16,14,16,18,18,27,12,12,23,23,22,23,18,16,18,17,17 %N A079134 Number of 8's in n# (n primorial) = 8's in A002110(n). %H A079134 Alois P. Heinz, <a href="/A079134/b079134.txt">Table of n, a(n) for n = 0..10000</a> (999 terms from Vincenzo Librandi) %t A079134 DigitCount[#, 10, 8]&/@Rest[FoldList[Times, 1, Prime[Range[90]]]] (* _Harvey P. Dale_, Apr 04 2014 *) %o A079134 (PARI) \\ See program in A079099. %Y A079134 Cf. A002110, A079099. %K A079134 nonn,base,easy %O A079134 0,13 %A A079134 _Cino Hilliard_, Feb 03 2003 %E A079134 Offset corrected by _Alois P. Heinz_, Jul 21 2025