#来自在线整数序列百科全书的问候!查询:id:a170846 展现1-1的1-1 of 1 ;%I a170846;%S a170846;%S a170846 1,0,0,0,3,1,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,3,1,0,9,6,1,0,0,9,6,1,0,6,1,27,27,9,9,1,0,0,0,3,1,;%T a170846 0,9,9,6,6,0,9,9,27,9,9,9,9,9,9,0,0,0,0,1,0,9,6,1,27,27,9,1,27,27,9,82108,54,12,1,0, %U a170846 0,3,1,0,9,6,1,0,9,6,1,27,6,1,27,6,1,27,27,9,1,27,27,9,82108,54,12,1,0 %N a170846 G.f.:产品{k>=2}(1+3x^(2^k-1)+x^(2^k))。 %H A170846大卫·阿普盖特、奥马尔·波尔和N.J.A.斯隆,牙签序列和元胞自动机的其他序列,Congressus Numerantium,第206卷(2010年),第157-191页。[定理6中有一个错误:(13)如果n>=2,应该读u(n)=4.3^(wt(n-1)-1)。] %H A170846 n.J.a.Sloane,OEIS中牙签和细胞自动机序列目录%K A170846 nonn %O A170846 0,4 %A A170846 N.J.A.Sloane ,2010年1月2日 %O A170846 0,4 %A A170846 %A A170846