来自在线整数百科全书的问候语!a197403,A197403,A.197403,9,20,7127666,206966,505057,5639,302026,105,,%,T,A1971973,638,1352012010438,269398969969696961986,2000,885624788117,%,U A197403 196917462046206977337 19565 48 94464 1616792427 24241945155102539,http://oei.org/y*搜索:ID6128552692107×%n A197403个数n×2,0,4个数组,每个元素x等于它的水平和垂直邻域等于3,0,1,1,x=0,1,2,3,4,.%,C,A197403每0个都是0个3,每个1都是1 0,每一个2都在2 2的旁边,每一个都在每4个都是4到1个的.%%C A197403的A197409列2。n,a(n)n=1…200的表%F A197403 Empirical: a(n) = 2*a(n-1) + 4*a(n-2) + 7*a(n-3) - 10*a(n-4) - 39*a(n-5) - 30*a(n-6) - 12*a(n-7) + 5*a(n-8) + 2*a(n-9). %F A197403 Empirical g.f.: x*(1 + x)^2*(3 - 3*x - 7*x^2 - 9*x^3 - 3*x^4 + 8*x^5 + 2*x^6) / (1 - 2*x - 4*x^2 - 7*x^3 + 10*x^4 + 39*x^5 + 30*x^6 + 12*x^7 - 5*x^8 - 2*x^9). -科林巴克尔,………………………………………Mar 01 2018 2018 %E 197403 n=4的一些解…0…0…0…0…0…1…1…0…2…1…0…..…………………197.3。