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 A057667 #10 Aug 09 2019 18:05:22
%S A057667 53,73,113,173,193,233,293,313,373,433,593,613,673,733,1013,1033,1093,
%T A057667 1373,1493,1733,1913,1933,1973,1993,2113,2273,2293,2333,2393,2633,
%U A057667 2693,2713,2833,3313,3373,3533,3593,3673,3733,3793,3833,4013,4093,4493
%N A057667 Primes q of form q = 10p + 3, where p is an odd prime.
%C A057667 All terms are sums of two distinct squares.
%e A057667 5413 = 541*10 + 3, 3 appended to 541.
%t A057667 Select[Table[10*p+3, {p, Prime[Range[2,81]]}], PrimeQ] (* _Metin Sariyar_, Aug 09 2019 *)
%Y A057667 Cf. A005384, A005385. Apart from initial term, same as A055782.
%K A057667 nonn
%O A057667 1,1
%A A057667 Richard Murton (LeonardoFink(AT)aol.com), Oct 17 2000, assisted by _G. L. Honaker, Jr._ and _Jud McCranie_