896412

Appears in sequences

• Triangle, read by rows, where row n lists coefficients in Product_{k=1..n} (k + x + (n+1-k)*x^2), for n >= 0.at n=55A322229
• Triangle, read by rows, where row n lists coefficients in Product_{k=1..n} (k + x + (n+1-k)*x^2), for n >= 0.at n=57A322229
• Coefficient of x^(n-1) in Product_{k=1..n} (k + x + (n+1-k)*x^2), for n >= 1.at n=6A322234