604028929

Appears in sequences

• 1/16 the number of (n+1) X 2 0..3 arrays with all 2 X 2 subblocks having the same four values.at n=26A184031
• Number of (n+1) X (3+1) arrays of permutations of 0..n*4+3 with each element having index change (+-,+-) 0,0 1,2 or 1,0.at n=5A264000
• T(n,k)=Number of (n+1)X(k+1) arrays of permutations of 0..(n+1)*(k+1)-1 with each element having index change (+-,+-) 0,0 1,2 or 1,0.at n=33A264003