Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,0,2,1,3 for x=0,1,2,3,4.

A196714

Number of nX4 0..4 arrays with each element x equal to the number its horizontal and vertical neighbors equal to 4,0,2,1,3 for x=0,1,2,3,4.

Terms

    a(0) =5a(1) =36a(2) =171a(3) =1142a(4) =6078a(5) =36590a(6) =222112a(7) =1307674a(8) =7735880a(9) =45646026a(10) =269504078a(11) =1595690953a(12) =9445961529a(13) =55865469801a(14) =330371020703

External references