Number of n X 4 0..1 arrays with every element equal to 1, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
A300542
Number of n X 4 0..1 arrays with every element equal to 1, 2, 3 or 4 horizontally, vertically or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =2a(1) =37a(2) =450a(3) =5232a(4) =61561a(5) =724165a(6) =8514930a(7) =100122064a(8) =1177281510a(9) =13843038446a(10) =162773058221
External references
- oeis: A300542