Number of nX4 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
A316879
Number of nX4 0..1 arrays with every element unequal to 0, 1, 2, 4, 5, 6 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =8a(1) =28a(2) =105a(3) =452a(4) =2401a(5) =11532a(6) =54613a(7) =268142a(8) =1322178a(9) =6448163a(10) =31571732a(11) =155259809a(12) =761566882a(13) =3736254465a(14) =18352493470a(15) =90106217668a(16) =442390202621
External references
- oeis: A316879