81706

Appears in sequences

• Number of (n+1)X3 0..2 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=5A204834
• Number of (n+1)X7 0..2 arrays with the permanents of all 2X2 subblocks equal and nonzero.at n=1A204838
• 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=22A204840
• 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=26A204840
• Coefficients in the expansion of 1/([r]-[2*r]*x+[3*r]*x^2-...); [ ]=floor, r=sqrt(8/3).at n=19A288233