1148175

Appears in sequences

• Triangle read by rows: T(n,k) is number of noncrossing trees with n edges and having k nonroot branch nodes.at n=31A101431
• Common denominator of coefficients in Nörlund's polynomial D_{2n}(x).at n=17A260326
• Leading coefficients of numerators of Norlund's B_{nu}^(n) polynomials (Nørlund, Tafel 5, p. 459).at n=34A290030
• a(n) = A160014(m, n) * a(n - 1) for m = 2 and n > 0, a(0) = 1.at n=8A368092