70601

Appears in sequences

• a(n) = n^3 + n^2 - 1.at n=40A003777
• Discriminants of totally real quintic fields.at n=5A023683
• Least j > 1 for n > 0 such that j^2 = (n^2 + 1)*(k^2) + (n^2 + 1)*k + 1 where k sequence = A106230.at n=41A106229
• a(n) = 42*n^2 - 1.at n=40A158626