52336

Appears in sequences

• s(n+3)/4, where s is A024959.at n=12A024960
• Triangle read by rows: T(n,k) (n>=1, k>=0) is the number of posets with n elements and rank k (or depth k+1).at n=38A263859
• G.f. satisfies: A(x) = 1 + 4*x*AGM(A(x), A(x)^3).at n=5A272823
• Triangle read by rows: Number of walks from (0,0) to (3n,3k) on the square lattice with up and right steps where squares (x,y)=(1,1) mod 3 or (x,y)=(2,2) mod 3 are not entered.at n=49A348595