106449

Appears in sequences

• Arithmetic derivative of n-th partition number.at n=47A096371
• Number of 3 X 3 0..n arrays with positive determinant.at n=2A183040
• Number of (n+2)X3 0..3 arrays with each 3X3 subblock having a positive determinant.at n=0A184646
• T(n,k)=Number of (n+2)X(k+2) 0..3 arrays with each 3X3 subblock having a positive determinant.at n=0A184649