Number of n X 6 0..1 arrays with every element unequal to 0, 1, 3, 5 or 6 king-move adjacent elements, with upper left element zero.
A304667
Number of n X 6 0..1 arrays with every element unequal to 0, 1, 3, 5 or 6 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =13a(1) =105a(2) =123a(3) =544a(4) =1926a(5) =5101a(6) =15421a(7) =48922a(8) =143214a(9) =444335a(10) =1400682a(11) =4214900a(12) =12959240a(13) =40298167a(14) =122726980a(15) =376705486a(16) =1164728930a(17) =3566783028a(18) =10948433283a(19) =33744267108a(20) =103560501696a(21) =317995281524a(22) =978582172848
External references
- oeis: A304667