133721189

Appears in sequences

• Number of n X n 0..2 symmetric arrays with every row summing to n.at n=7A213794
• T(n,k)=Number of n X n 0..k symmetric arrays with every row summing to floor(n*k/2).at n=34A213800
• Number of 7 X 7 0..n symmetric arrays with all rows summing to floor(n*7/2).at n=2A213805