T(n,k) = number of (n*k) X k binary arrays with rows in nonincreasing order and n ones in every column.
A188392
T(n,k) = number of (n*k) X k binary arrays with rows in nonincreasing order and n ones in every column.
Terms
- a(0) =1a(1) =2a(2) =1a(3) =5a(4) =3a(5) =1a(6) =15a(7) =16a(8) =4a(9) =1a(10) =52a(11) =139a(12) =39a(13) =5a(14) =1a(15) =203a(16) =1750a(17) =862a(18) =81a(19) =6a(20) =1a(21) =877a(22) =29388a(23) =35775a(24) =4079a(25) =150a(26) =7a(27) =1a(28) =4140a(29) =624889
External references
- oeis: A188392