478800

Appears in sequences

• E.g.f. (1-x)/(1-2x-x^3+x^4).at n=7A052604
• Generalized Stirling2 array (6,2).at n=10A091746
• Integers that can be expressed as a product of triangular numbers in 3 different ways.at n=11A110904
• Triangle of number of connected subgraphs of K(n,n) with m edges.at n=27A255192
• Numbers k such that A345001(k)/A342001(k) is a positive natural number and a divisor of k.at n=5A345002