Number of (n+2) X 3 binary arrays with no more than one of any consecutive three bits set in any row or column.

A202414

Number of (n+2) X 3 binary arrays with no more than one of any consecutive three bits set in any row or column.

Terms

    a(0) =34a(1) =94a(2) =265a(3) =739a(4) =2059a(5) =5746a(6) =16033a(7) =44728a(8) =124786a(9) =348145a(10) =971293a(11) =2709817a(12) =7560148a(13) =21092137a(14) =58845166a(15) =164172730a(16) =458027185a(17) =1277854735a(18) =3565100011a(19) =9946309042a(20) =27749309485a(21) =77418082780a(22) =215989502182a(23) =602591324641

External references