327580

Appears in sequences

• A hierarchical sequence (S(W2{2}c) - see A059126).at n=14A059133
• Number of connected cubic identity graphs on 2n vertices.at n=9A380935
• a(n) = Sum_{k=0..floor(2*n/7)} binomial(2*k+1,2*n-7*k).at n=41A392456