Number of 4Xn 0..1 arrays with every element equal to 1, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302383
Number of 4Xn 0..1 arrays with every element equal to 1, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =34a(2) =475a(3) =4640a(4) =56541a(5) =688999a(6) =8334338a(7) =100913905a(8) =1222239033a(9) =14803542454a(10) =179291982859
External references
- oeis: A302383