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 A182786 #5 Mar 30 2012 18:57:12 %S A182786 1,2,2,6,4,3,24,15,7,4,104,64,27,9,5,462,283,116,34,11,6,2060,1261, %T A182786 513,145,43,14,7,9194,5627,2286,641,186,55,16,8,41040,25117,10201, %U A182786 2856,824,238,63,18,9,183204,112122,45534,12743 %N A182786 Upper Beatty array of sqrt(3). %C A182786 Upper and lower Beatty arrays U and L are defined in general at A181661. Notation: U(n,k) and L(n,k) for n>=1 and k>=0. %C A182786 Column 2 of U is A022838, the Beatty sequence of sqrt(3); column 2 of L is the complement, A003511, the Beatty sequence of (1+sqrt(3))/2. %C A182786 U(n,k)-L(n,k)=U(n,1)-L(n,1)=floor(n*r)-floor(n*s) where r=sqrt(3) and s=(1+r)/2. %e A182786 Northwest corner of U: %e A182786 1....2....6...24...104... %e A182786 2....4...15...64...283... %e A182786 3....7...27..116...513... %e A182786 4....9...34..145...641... %Y A182786 Cf. A181661, A182787. %K A182786 nonn,tabl %O A182786 1,2 %A A182786 _Clark Kimberling_, Dec 02 2010