257088

Appears in sequences

• Subsequence of 'Fermat near misses' which is generated by a simple formula based on the cubic binomial expansion along with formulas for the corresponding terms in the expression, x^3 + y^3 = z^3 + 1.at n=12A141326
• a(n) = 1521*n^2 + 39.at n=13A158768
• a(n) = 169*n^2 + n.at n=38A173275
• Number of necklaces with n black and n white beads with at least four consecutive black beads.at n=12A351363