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 A072366 #20 Nov 29 2014 03:08:53 %S A072366 1,10,100,116,118,140,142,146,158,166,170,172,178,182,188,190,196,215, %T A072366 217,229,239,241,245,257,265,269,271,277,281,287,295,299,314,316,328, %U A072366 338,340,344,356,364,368,370,376,380,386,394,398,413,415,427,437,439 %N A072366 Numbers x such that x + reverse of x is a prime. %H A072366 Zak Seidov, <a href="/A072366/b072366.txt">Table of n, a(n) for n = 1..10000</a> %e A072366 116 is a term because 116+611=727 is a prime. %t A072366 Select[Range[1000], PrimeQ[ # + FromDigits[Reverse[IntegerDigits[ # ]]]] &] (* _Tanya Khovanova_, Jul 23 2007 *) %o A072366 (PARI) isok(n) = isprime(n+subst(Polrev(digits(n)), x, 10)); \\ _Michel Marcus_, Nov 29 2014 %Y A072366 Cf. A056964, A072367. %K A072366 base,easy,nonn %O A072366 1,2 %A A072366 _Shyam Sunder Gupta_, Jul 18 2002