29168

Appears in sequences

• a(n) = A027170(2n, n).at n=7A027171
• a(n) = A027170(n, floor(n/2)).at n=14A027177
• Number of permutations of 1..n for which the partial sums of signed displacements do not exceed 2.at n=14A214663
• Number of Weyl group elements, not containing an s_r factor, which contribute nonzero terms to Kostant's weight multiplicity formula when computing the multiplicity of the zero-weight in the adjoint representation for the Lie algebra of type C and rank n.at n=15A232164
• Numbers n such that n^9+9 and n^9-9 are prime.at n=25A239505
• Number of compositions of n with exactly 2 transitions between different parts.at n=41A244714