157872

Appears in sequences

• Number of (n+1)X4 0..2 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=4A204835
• Number of (n+1)X6 0..2 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=2A204837
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=23A204840
• T(n,k)=Number of (n+1)X(k+1) 0..2 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=25A204840
• Number of 2 X 2 matrices with entries in {0,1,...,n} and odd trace with no elements repeated.at n=24A279905