Number of (n+1) X 3 binary arrays with no 2 X 2 subblock containing fewer than two 1s.
A184200
Number of (n+1) X 3 binary arrays with no 2 X 2 subblock containing fewer than two 1s.
Terms
- a(0) =35a(1) =195a(2) =1028a(3) =5529a(4) =29593a(5) =158648a(6) =850155a(7) =4556371a(8) =24418812a(9) =130868377a(10) =701364193a(11) =3758831480a(12) =20144755955a(13) =107962068819a(14) =578602594196
External references
- oeis: A184200