T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 0 1 1 vertically.
A207368
T(n,k)=Number of nXk 0..1 arrays avoiding 0 0 0 and 0 1 1 horizontally and 0 0 1 and 0 1 1 vertically.
Terms
- a(0) =2a(1) =4a(2) =4a(3) =6a(4) =16a(5) =6a(6) =9a(7) =36a(8) =36a(9) =9a(10) =13a(11) =81a(12) =90a(13) =81a(14) =12a(15) =18a(16) =169a(17) =252a(18) =225a(19) =144a(20) =16a(21) =25a(22) =324a(23) =624a(24) =784a(25) =420a(26) =256a(27) =20a(28) =34a(29) =625
External references
- oeis: A207368