12065310083
domain: N
Appears in sequences
- a(n) = A046161(n) + A001803(n).at n=16A173396
- Number of ascents of length 1 in all dispersed Dyck paths of length n (i.e., in all Motzkin paths of length n with no (1,0) steps at positive heights). An ascent is a maximal sequence of consecutive (1,1)-steps.at n=34A191386
- Sum over all peaks of Dyck paths of semilength n of the arithmetic mean of the x and y coordinates.at n=17A258431
- a(n) = 2^(n - 1) + binomial(n, floor(n/2))*(n + 1)/2.at n=32A323988