Number of n X 3 binary arrays with every one adjacent to another one horizontally or vertically.
A202797
Number of n X 3 binary arrays with every one adjacent to another one horizontally or vertically.
Terms
- a(0) =4a(1) =36a(2) =250a(3) =1718a(4) =11988a(5) =83518a(6) =581518a(7) =4049700a(8) =28202318a(9) =196400270a(10) =1367728548a(11) =9524845126a(12) =66330898142a(13) =461927514284
External references
- oeis: A202797