301306

Appears in sequences

• Number of n X n real symmetric (0,1)-matrices with determinant = 1.at n=5A119008
• Number of nX4 0..1 arrays with each 1 horizontally or vertically adjacent to 0 or 2 1s.at n=6A295047
• Number of nX7 0..1 arrays with each 1 horizontally or vertically adjacent to 0 or 2 1s.at n=3A295050
• T(n,k) = Number of n X k 0..1 arrays with each 1 horizontally or vertically adjacent to 0 or 2 1's.at n=48A295051
• T(n,k) = Number of n X k 0..1 arrays with each 1 horizontally or vertically adjacent to 0 or 2 1's.at n=51A295051