2186184

Appears in sequences

• a(n) = (n+1)*(n+2)^2*(n+3)^2*(n+4)^2*(n+5)^2*(n+6)/86400.at n=10A108679
• a(n) = n^2*binomial(2*n, n)*Fibonacci(n).at n=7A119702
• a(n) = binomial(m+n-1,n)^2 - binomial(m+n,n+1)*binomial(m+n-2,n-1) with m=12.at n=5A140925
• Number of 5 X 10 matrices with elements in 0..n with each row and each column in nondecreasing order. 5,10,n can be permuted, see formula.at n=2A140928
• Triangle read by rows: T(n,k) = generalized binomial coefficients (n,k)_10 (n >= 0, 0 <= k <= n).at n=30A342889
• Triangle read by rows: T(n,k) = generalized binomial coefficients (n,k)_10 (n >= 0, 0 <= k <= n).at n=33A342889