321320

Appears in sequences

• Number of invertible circulant (0,1) matrices over the reals that have even determinant.at n=19A086479
• Number of 0..3 arrays of length n+5 with sum no more than 9 in any length 6 subsequence (=50% duty cycle).at n=4A212466
• T(n,k)=Number of 0..3 arrays of length n+2*k-1 with sum no more than 3*k in any length 2k subsequence (=50% duty cycle).at n=25A212471
• Number of 0..3 arrays of length 2*n+4 with sum no more than 3*n in any length 2n subsequence (=50% duty cycle).at n=2A212476
• T(n,k)=Number of length n+5 0..k arrays with no consecutive six elements summing to more than 3*k.at n=25A242144
• Number of length 5+5 0..n arrays with no consecutive six elements summing to more than 3*n.at n=2A242149