#来自在线整数序列百科全书的问候!搜索:http://oeiis.org/; 搜索:id:a045858 展示1-1的1个1 ;%I a045858;%S a045858 2,7,20,20,21,22,64,65,65,66,67,68,69,69,7020020120220320420420420520607,;;;%T a045858 20820921021121221221321521621621821821922022122222223633,;%U a045858 634635636363638686863964064646464646464646464646464646464646464646464646464646464646464646464646464646464646464646446464646464646464646在,651 %N A045858数字N,使N^2具有初始数字“4”。 %H A045858 Seichi Manyama,n=1..10000的n,a(n)表%K A045858 nonn,base %O A045858 1,1 %A A045858 Jeff Burch %A A045858 nonn,base %O A045858 1,1 %A A045858 %A A045858