87143

Appears in sequences

• Antidiagonal sums of square table A086623.at n=14A086625
• a(n) is the number of Dyck paths of semilength n without height of peaks 0 (mod 3) and height of valleys 1 (mod 3).at n=15A152172
• Irregular triangle T(n,k) read by rows: number of orbits of size 2^k on Dyck n-paths.at n=51A175137
• Number of ordered triples (w,x,y) with all terms in {-n,...-1,1,...,n} and w+2x+2y>0.at n=28A211624
• The number of paths of length 13*n from the origin to the line y = 2*x/11 with unit East and North steps that stay below the line or touch it.at n=3A300389