1655170

Appears in sequences

• Number of (n+1)X(n+1) 0..4 arrays with the array of 2X2 subblock determinants antisymmetric and no off-diagonal 2X2 subblock determinant zero.at n=3A187519
• T(n,k)=Number of (n+1)X(n+1) 0..k arrays with the array of 2X2 subblock determinants antisymmetric and no off-diagonal 2X2 subblock determinant zero.at n=24A187521
• Number of 5 X 5 0..n arrays with the array of 2 X 2 subblock determinants antisymmetric and no off-diagonal 2 X 2 subblock determinant zero.at n=3A187524