28590

Appears in sequences

• Number of binary tree partitions.at n=10A006365
• T(n,n-2), array T as in A038792.at n=9A038737
• T(n+4,n), array T as in A038792.at n=9A038797
• a(n) = Sum_{k=0..floor(n/2)} binomial(n-k+3, k).at n=19A099571
• a(n) = Sum_{k=0..floor(n/2)} binomial(n-k+4, k).at n=18A099572
• Number of nonnegative integer arrays of length n+2 with new values 0 upwards introduced in order, and containing the value n-1.at n=20A211562