39132

Appears in sequences

• Number of (n+1)X(n+1) 0..2 symmetric matrices containing all values 0..2 with every 2X2 subblock having one or two distinct values, and new values 0..2 introduced in lower triangle row major order.at n=3A210808
• Number of nX2 arrays of permutations of 0..n*2-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 7.at n=7A264792
• Expansion of 1/(1 - x*(1 + x)^2)^3.at n=10A382406