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 A085982 #15 Jan 10 2023 03:17:19 %S A085982 0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0, %T A085982 0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0, %U A085982 0,0,0,0,0,0,0,1,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1,0,0,0,0,0,0,0,0,0,0,0,0 %N A085982 Number of 8's in decimal expansion of prime(n). %H A085982 Reinhard Zumkeller, <a href="/A085982/b085982.txt">Table of n, a(n) for n = 1..10000</a> %t A085982 DigitCount[Prime[Range[150]],10,8](* _Harvey P. Dale_, Jun 11 2016 *) %o A085982 (Haskell) %o A085982 a085982 = count8 0 . a000040 where %o A085982 count8 c x | d == 8 = if x < 10 then c + 1 else count8 (c + 1) x' %o A085982 | otherwise = if x < 10 then c else count8 c x' %o A085982 where (x', d) = divMod x 10 %o A085982 -- _Reinhard Zumkeller_, Apr 08 2014 %Y A085982 Cf. 0's A085974, 1's A085975, 2's A085976, 3's A085977, 4's A085978, 5's A085979, 6's A085980, 7's A085981, 9's A085983. %K A085982 base,nonn %O A085982 1,152 %A A085982 _Jason Earls_, Jul 06 2003