49268

Appears in sequences

• Expansion of 1 + 2/(1-2*x-x^3).at n=14A052910
• Low-temperature partition function expansion for square lattice (Potts model, q=3).at n=19A057377
• A014486-indices of symmetric binary trees.at n=28A083940
• Number of (w,x,y,z) with all terms in {1,...,n} and w*x-y*z<n.at n=17A212108
• Numbers k that divide 2^k + 4.at n=11A244673