41548

Appears in sequences

• Distinct even numbers in writing first numerator and then denominator of each element of the 1/4-Pascal triangle (by row).at n=16A046589
• (Terms in A029617)/2.at n=40A051432
• (Terms in A029631)/2.at n=44A051458
• a(n) = 36*n^2 - 2*n.at n=33A158062
• Number of all polyhedra (tetrahedra of any orientation and octahedra) of any size, formed when intersecting a regular tetrahedron by planes parallel to its sides and dividing its edges into n equal parts.at n=25A216175
• Number of ways to split an n-cycle into connected subgraphs all having at least 4 vertices.at n=33A306351
• Alternating row sums of Riordan triangle A319203.at n=18A321205
• Number of non-isomorphic set-systems of weight n with no endpoints.at n=16A330054
• Number of partitions of n that contain at least one composite part.at n=41A353188