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 A071714 #6 Dec 15 2017 17:35:55 %S A071714 2,3,6,9,33,90,102,195,210,276,379,380,402,414,575,588,616,618,916, %T A071714 939,980,984,1110,1112,1210,1314,1614,2132,2136,2166,2190,2280,2372, %U A071714 2394,2438,2468,2730,2780,3360,3436,3510,3816,3842,3940,3950,4222,4236,4344 %N A071714 Numbers n such that Rd(n) + Ld(n) +/-1 is prime, where Rd and Ld are the right- and left-digital factorial functions. %e A071714 195 is a term because (195*95*5)+(195*19*1)+1 = 96331 and (195*95*5)+(195*19*1)-1 = 96329 are both prime. %Y A071714 Cf. A067079, A067080. %K A071714 base,nonn %O A071714 1,1 %A A071714 _Jason Earls_, Jun 03 2002