T(n,k)=Number of nXk 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly three mistakes.
A278385
T(n,k)=Number of nXk 0..1 arrays with rows and columns in lexicographic nondecreasing order but with exactly three mistakes.
Terms
- a(0) =0a(1) =0a(2) =0a(3) =0a(4) =0a(5) =0a(6) =0a(7) =3a(8) =3a(9) =0a(10) =0a(11) =40a(12) =74a(13) =40a(14) =0a(15) =1a(16) =267a(17) =1220a(18) =1220a(19) =267a(20) =1a(21) =8a(22) =1350a(23) =12910a(24) =23640a(25) =12910a(26) =1350a(27) =8a(28) =36a(29) =5936
External references
- oeis: A278385