Number of 3Xn 0..1 arrays with every element equal to 0, 1, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302742
Number of 3Xn 0..1 arrays with every element equal to 0, 1, 2, 3 or 4 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =4a(1) =32a(2) =228a(3) =1637a(4) =11814a(5) =85268a(6) =615589a(7) =4444226a(8) =32085336a(9) =231641898a(10) =1672352613a(11) =12073650477a(12) =87166448968a(13) =629303444781
External references
- oeis: A302742