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 A073338 #10 Apr 26 2017 22:26:32 %S A073338 2,3,4,9,10,12,15,18,22,30,31,36,37,39,40,46,51,52,54,57,60,61,67,72, %T A073338 73,75,78,79,82,85,88,96,103,106,109,117,124,141,145,148,156,166,177, %U A073338 180,186,192,193,199,204,219,225,228,229,246,249,264,267,268,270,277 %N A073338 Positive values of n for which 4n^2-10n+7 is prime. %H A073338 Ivan Neretin, <a href="/A073338/b073338.txt">Table of n, a(n) for n = 1..10000</a> %e A073338 n=10 is in the sequence since 4n^2-10n+7=307 is prime. %t A073338 Select[Range[300], PrimeQ[4#^2-10#+7]&] %Y A073338 Cf. A054554, A073337. %K A073338 easy,nonn %O A073338 1,1 %A A073338 _Zak Seidov_, Aug 25 2002 %E A073338 Edited by _Dean Hickerson_, Aug 28 2002