T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no element 1 greater than its west or southwest neighbor modulo n and the upper left element equal to 0.
A267072
T(n,k)=Number of nXk arrays containing k copies of 0..n-1 with no element 1 greater than its west or southwest neighbor modulo n and the upper left element equal to 0.
Terms
- a(0) =1a(1) =1a(2) =1a(3) =1a(4) =0a(5) =2a(6) =1a(7) =0a(8) =2a(9) =6a(10) =1a(11) =0a(12) =6a(13) =44a(14) =24a(15) =1a(16) =0a(17) =31a(18) =1129a(19) =1949a(20) =120a(21) =1a(22) =0a(23) =141a(24) =30637a(25) =437427a(26) =119544a(27) =720a(28) =1a(29) =0
External references
- oeis: A267072