10767680

Appears in sequences

• Number of North-East lattice paths from (0,0) to (n,n) that have exactly four east steps below the subdiagonal y = x-1.at n=10A268399
• a(n) = (3*n + 7)*Pochhammer(n, 5) / 4!.at n=19A293608
• Triangle read by rows. Coefficients of the polynomials P(n, x) = 2^(n-2)*(3*n-1)* hypergeometric([-3*n, 1 - n, -n + 4/3], [-n, -n + 1/3], x). T(n, k) = [x^k] P(n, x).at n=34A358091