T(n,k)=Number of nXk 0..3 arrays with no more than floor(nXk/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..3 order.
A222679
T(n,k)=Number of nXk 0..3 arrays with no more than floor(nXk/2) elements unequal to at least one horizontal, diagonal or antidiagonal neighbor, with new values introduced in row major 0..3 order.
Terms
- a(0) =1a(1) =1a(2) =2a(3) =1a(4) =1a(5) =5a(6) =4a(7) =5a(8) =5a(9) =15a(10) =5a(11) =10a(12) =11a(13) =18a(14) =51a(15) =14a(16) =25a(17) =58a(18) =130a(19) =63a(20) =187a(21) =17a(22) =150a(23) =142a(24) =527a(25) =670a(26) =234a(27) =715a(28) =75a(29) =359
External references
- oeis: A222679