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 A161448 #4 Jan 25 2018 10:01:33 %S A161448 8,25,42,59,76,93,110,127,128,145,162,179,196,213,230,247,265,280,299, %T A161448 314,333,348,367,382,385,400,419,434,453,468,487,502,522,539,552,569, %U A161448 590,607,620,637,642,659,672,689,710,727,740,757,779,794,809,824,847 %N A161448 Numbers n such that A160700(n) = 8. %H A161448 Charles R Greathouse IV, <a href="/A161448/b161448.txt">Table of n, a(n) for n = 1..10000</a> %F A161448 16n - 16 <= a(n) <= 16n - 1. - _Charles R Greathouse IV_, Jan 25 2018 %o A161448 (PARI) A160700(n)=my(t=n%16); while(n>15, n>>=4; t=bitxor(t, n%16)); t %o A161448 a(n)=for(k=16*n-16, 16*n-1, if(a(k)==8, return(k))) \\ _Charles R Greathouse IV_, Jan 25 2018 %Y A161448 Cf. A161440, A161441, A161442, A161443, A161444, A161445, A161446, A161447, A161449, A161450, A161451, A161452, A161453, A161454, A161455. %K A161448 nonn,easy %O A161448 1,1 %A A161448 _Reinhard Zumkeller_, Jun 10 2009