T(n,k)=Number of nXk 0..2 arrays with no more than floor(nXk/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..2 order.
A222649
T(n,k)=Number of nXk 0..2 arrays with no more than floor(nXk/2) elements unequal to at least one horizontal, vertical or antidiagonal neighbor, with new values introduced in row major 0..2 order.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =1a(5) =1a(6) =4a(7) =3a(8) =3a(9) =4a(10) =5a(11) =12a(12) =5a(13) =12a(14) =5a(15) =14a(16) =38a(17) =61a(18) =61a(19) =38a(20) =14a(21) =17a(22) =124a(23) =157a(24) =457a(25) =157a(26) =124a(27) =17a(28) =70a(29) =430
External references
- oeis: A222649