Number of n X 7 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 1 1 0 vertically.
A207390
Number of n X 7 0..1 arrays avoiding 0 0 1 and 0 1 0 horizontally and 0 0 1 and 1 1 0 vertically.
Terms
- a(0) =31a(1) =961a(2) =6115a(3) =23071a(4) =65955a(5) =158217a(6) =335915a(7) =651531a(8) =1178343a(9) =2015377a(10) =3292963a(11) =5178919a(12) =7885387a(13) =11676345a(14) =16875819a(15) =23876819a(16) =33151023a(17) =45259233a(18) =60862627a(19) =80734831a(20) =105774835a(21) =137020777a(22) =175664619a(23) =223067739a(24) =280777463a(25) =350544561
External references
- oeis: A207390