22432

Appears in sequences

• a(n) = floor(binomial(n,6)/6).at n=24A011852
• Number of "polyares" of order n (turning over allowed).at n=7A057724
• Numbers in A086473 corresponding to the unique product of two numbers having the unique sum of A086533.at n=24A086860
• Irregular array T(n,k) of the numbers of non-extendable (complete) non-self-adjacent simple paths starting at each of a minimal subset of nodes within a square lattice bounded by rectangles with nodal dimensions n and 9, n >= 2.at n=36A214042
• Number of n X 2 arrays of the minimum value of corresponding elements and their horizontal or vertical neighbors in a random, but sorted with lexicographically nondecreasing rows and columns, 0..3 n X 2 array.at n=9A219367
• For n > 4, a(n) = a(n-1) + a(n-2) if n is even and a(n) = 3*a(n-2) + a(n-4) - a(n-5) if n is odd; a(0) = 0, a(1) = 1, a(2) = 1, a(3) = 2, and a(4) = 3.at n=19A318406
• G.f.: Product_{k>=1, j>=1} (1 + x^(k*j)) / (1 - x^(k*j))^2.at n=11A320238
• Number of hyperplanes spanned by the vertices of an n-cube up to symmetry.at n=6A363505
• a(n) is the smallest nonnegative integer such that the sum of any four ordered terms a(k), k<=n (repetitions allowed), is unique.at n=13A365300