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 A104328 #6 Oct 15 2015 12:35:48 %S A104328 292319,127113109,193191181,283281277,331317313,359353349,373367359, %T A104328 397389383,409401397,439433431,461457449,463461457,479467463, %U A104328 509503499,641631619,691683677,751743739,787773769,809797787,839829827,883881877 %N A104328 Primes which are the reverse concatenation of three consecutive prime numbers. %H A104328 Harvey P. Dale, <a href="/A104328/b104328.txt">Table of n, a(n) for n = 1..1000</a> %e A104328 The first term is 292319 which is a prime and is the reverse concatenation of 19,23 and 29 which are three consecutive prime numbers. %t A104328 Select[FromDigits[Flatten[IntegerDigits/@Reverse[#]]]&/@Partition[ Prime[ Range[200]],3,1],PrimeQ] (* _Harvey P. Dale_, Oct 15 2015 *) %K A104328 base,nonn %O A104328 1,1 %A A104328 _Shyam Sunder Gupta_, Apr 17 2005