|
%I #9 Jul 01 2022 21:27:10
%S 0,1,2,3,3,3,4,4,4,5,6,6,6,7,8,8,8,9,10,10,10,11,12,12,12,13,14,14,14,
%T 15,16,16,16,17,18,18,18,19,20,20,20,21,22,22,22,23,24,24,24,25,26,26,
%U 26,27,28,28,28,29,30,30,30,31,32,32,32,33,34,34,34,35,36,36,36,37,38,38,38,39,40,40,40,41,42,42,42,43,44
%N a(0), ..., a(5) are 0, 1, 2, 3, 3, 3; thereafter if n == 0 mod 4 then a(n) = n/2; if n == 1 mod 4, (n+1)/2; 2 mod 4, (n+2)/2; 3 mod 4, (n+1)/2.
%C Arises in the analysis of A354767.
%F G.f. = x*(x^7-x^6-x^3+x^2+1))/((1-x)^2*(1+x^2)).
%Y Cf. A354767.
%K nonn
%O 0,3
%A _N. J. A. Sloane_, Jul 01 2022
|
