823020596

Appears in sequences

• Triangle read by rows: T(n, k) is the Sheffer triangle ((1 - 4*x)^(-1/4), (-1/4)*log(1 - 4*x)). A generalized Stirling1 triangle.at n=48A290319
• Coefficient of x^3 in expansion of (x+1) * (x+5) * ... * (x+4*n-3).at n=9A383701