27322

Appears in sequences

• Number of square plane partitions of n.at n=35A089299
• Binomial transform of A012245 (characteristic function of factorial numbers).at n=19A143963
• G.f. A(x) satisfies: 0 = [x^(n-1)] (x*A(x))' / (1 + x*A(x)^(n+1))^n for n>1.at n=6A303559
• Numbers of graphs which are double triangle descendants of K_5 with four more vertices than triangles.at n=37A332735
• Number of permutations (p(1),p(2),...,p(n)) of (1,2,...,n) such that p(i)-i is in {-2,0,5} for all i=1,...,n.at n=38A387020