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 A262287 #9 Sep 20 2015 21:29:59 %S A262287 13,53,97,101,103,107,109,193,197,199,211,223,389,397,401,409,419,421, %T A262287 431,433,439,443,769,773,787,797,809,811,821,823,827,829,839,853,857, %U A262287 859,863,877,881,883,887,1543,1549,1553,1559,1567,1571,1579,1583,1597,1601,1607,1609,1613,1619,1621,1627 %N A262287 Primes whose binary expansion begins 110. %H A262287 Alois P. Heinz, <a href="/A262287/b262287.txt">Table of n, a(n) for n = 1..20000</a> %Y A262287 Primes whose binary expansion begins with binary expansion of 1, 2, 3, 4, 5, 6, 7: A000040, A080165, A080166, A262286, A262284, A262287, A262285. %Y A262287 Suggested by A262350. %Y A262287 Column k=6 of A262365. %K A262287 nonn,base %O A262287 1,1 %A A262287 _N. J. A. Sloane_, Sep 19 2015