T(n,k)=Number of 2nX2k 0..4 arrays with values 0..4 introduced in row major order and each element equal to an odd number of horizontal and vertical neighbors.
A198534
T(n,k)=Number of 2nX2k 0..4 arrays with values 0..4 introduced in row major order and each element equal to an odd number of horizontal and vertical neighbors.
Terms
- a(0) =2a(1) =17a(2) =17a(3) =377a(4) =7376a(5) =377a(6) =11473a(7) =5724014a(8) =5724014a(9) =11473a(10) =375273a(11) =4685798318a(12) =116594439780a(13) =4685798318a(14) =375273a(15) =12456897
External references
- oeis: A198534