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 A023606 #3 Mar 30 2012 18:55:53 %S A023606 2,3,7,12,19,27,40,53,68,90,109,140,167,196,234,273,316,359,416,463, %T A023606 519,586,645,714,789,866,949,1035,1116,1207,1312,1407,1520,1637,1750, %U A023606 1866,2001,2130,2251,2406,2549,2702,2857,3000,3166,3333,3514 %N A023606 Convolution of A023532 and primes. %K A023606 nonn %O A023606 1,1 %A A023606 _Clark Kimberling_