#来自在线整数序列百科全书的问候!本次搜索:id:a040871 展示1-1的1 本次一次一次的1 ;%I a040871;%S a040871 30,30,30,60,60,30,30,60,30,30,60,30,30,60,30,60,30,60,60,60,60,60,60,60,60,60,60,30,60,30,60,60,60,60,60,60,60,60,30,60,60,30,60,60,30,60,60,60,60,60,60,60,60,60,60,60,60,60,60,60,60,60,60,60,60,60,60,60, %U a040871 60,30,60,30,60,60,30,30,30,60,60,60,30,60,60%N a040871 sqrt(902)的连分式。 %H a040871常量连分式索引项%沪A040871常系数线性递归的索引项,签名(0,1)。 %F A040871 a(n)=45+15*(-1)^n-30*[C(2*n,n)mod 2],n>=0[摘自 Paolo P.Lava %P A040871 with(numtheory):数字:=300:转换(evalf(sqrt(902)),confrac); %K A040871 nonn,cofr,easy %O A040871 0,1 %A A040871 J.A.Sloane 内容可根据OEIS最终用户许可协议获取:http://OEIS.org/License