Number of nX3 0..1 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly three mistakes.
A278850
Number of nX3 0..1 arrays with rows in nondecreasing lexicographic order and columns in nonincreasing lexicographic order, but with exactly three mistakes.
Terms
- a(0) =0a(1) =1a(2) =66a(3) =1348a(4) =15066a(5) =118158a(6) =731444a(7) =3813048a(8) =17413532a(9) =71497004a(10) =268726051a(11) =936836634a(12) =3059698312a(13) =9435007950a(14) =27642602449a(15) =77344108820a(16) =207567987387a(17) =536252189264
External references
- oeis: A278850