Number of nX5 0..1 arrays with every element equal to 0, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300679
Number of nX5 0..1 arrays with every element equal to 0, 2, 3 or 6 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =13a(2) =8a(3) =80a(4) =398a(5) =1382a(6) =6686a(7) =30218a(8) =131674a(9) =611429a(10) =2764144a(11) =12588291a(12) =57406818a(13) =261411829a(14) =1191585608a(15) =5430308271a(16) =24749976109a(17) =112805678823a(18) =514149652500
External references
- oeis: A300679