29866

Appears in sequences

• Generalized tangent numbers d_(n,2).at n=18A000176
• Number of ways in which n identical balls can be distributed among 6 boxes in a row such that each pair of adjacent boxes contains at least 4 balls.at n=11A005339
• Binomial transform of (Jacobsthal(n) + 2^n*Jacobsthal(-n))/2.at n=11A094039
• Number of walks of length n between two vertices on the same triangular face of a truncated tetrahedron (triangular prism).at n=11A094555
• Triangle read by rows: T(n,k) is the number of 2-compositions of n having k columns in which the top entry is equal to the bottom entry (0<=k<=floor(n/2)).at n=45A181299
• Extended Motzkin numbers, Sum_{k>=0} C(n,k)*C(k), where C(k) is the extended Catalan number A057977(k).at n=11A189912
• Square table read by upwards antidiagonals: T(m,n) = A103438(2*m-1,n)/A103438(1,n) for m>=1, n>=1.at n=30A339019
• Upper (1/3,1/2)-midsequence of ((2^n)) and ((3^n)); see Comments.at n=10A389124