159885

Appears in sequences

• a(n) = binomial(n+4,4)*(2*n+1).at n=16A051880
• a(n) = (n+1)*(n+2)*(n+3)*(11*n^2 + 29*n + 20)/120.at n=16A114241
• Number of binary matrices with 3 distinct columns and any number of nonzero rows with n ones in every column and rows in nonincreasing lexicographic order.at n=37A331390
• Expansion of (1 - 2*x + 2*x^2)/(1 - 2*x - 3*x^2)^(7/2).at n=8A375253