T(n,k)=Number of nXk 0..2 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.
A280673
T(n,k)=Number of nXk 0..2 arrays with no element equal to more than one of its horizontal and antidiagonal neighbors and with new values introduced in order 0 sequentially upwards.
Terms
- a(0) =1a(1) =2a(2) =2a(3) =4a(4) =11a(5) =5a(6) =11a(7) =59a(8) =82a(9) =14a(10) =30a(11) =338a(12) =858a(13) =612a(14) =41a(15) =82a(16) =1917a(17) =10205a(18) =12484a(19) =4568a(20) =122a(21) =224a(22) =10893a(23) =119440a(24) =310365a(25) =181640a(26) =34096a(27) =365a(28) =612a(29) =61880
External references
- oeis: A280673