Number of nX3 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302948
Number of nX3 0..1 arrays with every element equal to 1, 2, 3, 4 or 5 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =1a(1) =15a(2) =86a(3) =587a(4) =3815a(5) =25131a(6) =164916a(7) =1083375a(8) =7114906a(9) =46729709a(10) =306907879a(11) =2015697730a(12) =13238601897a(13) =86947883732a(14) =571052268590
External references
- oeis: A302948