476748

Appears in sequences

• Number of positive integers <= 2^n of form x^2 + 17 y^2.at n=22A054230
• Number of labeled 3-node T_0-hypergraphs with n hyperedges (empty hyperedges and multiple hyperedges included).at n=18A059585
• a(n) = n*(n+1)*(n+2)*(n+3)*(n+4)*(2 + 4*n + n^2)/840.at n=14A101097