Number of (n+2)X6 0..1 arrays with all rows and columns having a strictly positive second derivative in a quadratic least squares fit.

A223178

Number of (n+2)X6 0..1 arrays with all rows and columns having a strictly positive second derivative in a quadratic least squares fit.

Terms

    a(0) =0a(1) =348a(2) =48316a(3) =2485972a(4) =76317552a(5) =3171271500a(6) =115722707546

External references