85158

Appears in sequences

• Number of graphs on n nodes with 3 cliques.at n=28A005289
• Palindromes in A082939.at n=39A082940
• Numbers n whose sum of divisors equals the sum of divisors of 2n+1.at n=22A272553
• Number of edges in a graph of n adjacent rectangles in a row with all possible diagonals drawn, as in A306302, but without the rectangles' edges which are perpendicular to the row.at n=22A369177
• Expansion of 1/((1 - x^3 - x^4)^2 - 4*x^7).at n=31A376724