Number of nX5 0..1 arrays with every element unequal to 0, 1, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
A304541
Number of nX5 0..1 arrays with every element unequal to 0, 1, 3, 4 or 6 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =35a(2) =37a(3) =124a(4) =461a(5) =949a(6) =2792a(7) =10838a(8) =31286a(9) =102740a(10) =377657a(11) =1285470a(12) =4523630a(13) =16494893a(14) =59221296a(15) =214677488a(16) =785520010a(17) =2868338992a(18) =10505555278a(19) =38572905642a(20) =141632778198a(21) =520593744190
External references
- oeis: A304541