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 A233312 #26 Dec 13 2018 11:47:02 %S A233312 0,3,10,15,36,43,43,63,136,147,170,175,147,175,175,255,528,547,586, %T A233312 591,586,683,683,703,547,591,683,703,591,703,703,1023,2080,2115,2186, %U A233312 2191,2340,2347,2347,2367,2186,2347,2730,2735,2347,2735,2735,2815,2115,2191 %N A233312 Terms of A114994 which are c-equivalent to "c-squares" (A020330). %C A233312 About c-equivalent see in comment in A233249. %C A233312 a(n) is even iff A171791(n+1) is odd - holds for at least the first 1028 terms. The reason, put very briefly, is that: a(n) is even if and only if n is the double of a "fibbinary number". Cf. A267508. [_Jörgen Backelin_, Jan 15 2016 added by _Jeremy Gardiner_, Jan 26 2016] %H A233312 Peter J. C. Moses, <a href="/A233312/b233312.txt">Table of n, a(n) for n = 0..2499</a> %H A233312 <a href="/index/Bi#binary">Index entries for sequences related to binary expansion of n</a> %e A233312 c-square of 5 in binary is (10)(1)(10)(1)~(10)(10)(1)(1) which is 43 in decimal. So a(5)=43. %Y A233312 Cf. A020330, A114994, A171791, A233249, A267508, A268032. %K A233312 nonn,base %O A233312 0,2 %A A233312 _Vladimir Shevelev_, Dec 07 2013 %E A233312 More terms from _Peter J. C. Moses_, Dec 07 2013