Number of 7Xn 0..1 arrays with every element equal to 1, 2, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
A302732
Number of 7Xn 0..1 arrays with every element equal to 1, 2, 4 or 6 horizontally, diagonally or antidiagonally adjacent elements, with upper left element zero.
Terms
- a(0) =0a(1) =421a(2) =4064a(3) =3316a(4) =17828a(5) =104969a(6) =532511a(7) =1932168a(8) =7608792a(9) =40495097a(10) =193959222a(11) =806044112a(12) =3571553560a(13) =16732139668a(14) =77717205902a(15) =345532208087
External references
- oeis: A302732