Number of n X 5 0..1 arrays with every element unequal to 1, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero.
A304956
Number of n X 5 0..1 arrays with every element unequal to 1, 2, 3, 5 or 7 king-move adjacent elements, with upper left element zero.
Terms
- a(0) =3a(1) =120a(2) =371a(3) =2080a(4) =11282a(5) =60568a(6) =334906a(7) =1852576a(8) =10208628a(9) =56476986a(10) =312311660a(11) =1726835768a(12) =9548532077a(13) =52807525484a(14) =292024665946
External references
- oeis: A304956