T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no element 1 greater than its north, west, northeast or southeast neighbor modulo n and the upper left element equal to 0.
A266854
T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no element 1 greater than its north, west, northeast or southeast neighbor modulo n and the upper left element equal to 0.
Terms
- a(0) =1a(1) =1a(2) =0a(3) =1a(4) =0a(5) =1a(6) =1a(7) =0a(8) =1a(9) =2a(10) =1a(11) =0a(12) =1a(13) =6a(14) =9a(15) =1a(16) =0a(17) =1a(18) =44a(19) =171a(20) =44a(21) =1a(22) =0a(23) =1a(24) =438a(25) =6850a(26) =7637a(27) =265a(28) =1a(29) =0
External references
- oeis: A266854