12412521388
domain: N
Appears in sequences
- A sum with next-to-central binomial coefficients of even order, Catalan related.at n=15A029760
- Total number of two-element anti-chains over all ordered trees on n edges.at n=17A139262
- Number of peaks at height >= 2 in all dispersed Dyck paths of length n (i.e., Motzkin paths of length n with no (1,0) steps at positive heights).at n=34A191309
- Numerator of variance of n-th row of Pascal's triangle.at n=17A301278