83167

Appears in sequences

• Images of centered hexamorphic numbers: suppose k-th centered hexagonal number H_c(k) (A003215) ends in k; sequence gives value of H_c(k).at n=5A060201
• Expansion of Sum_{p prime, i>=1} x^(p^i)/(1 - x^(p^i)) / Product_{p prime, j>=1} (1 - x^(p^j)).at n=50A281616
• Numbers k such that sigma(k) = psi(k) + tau(k) + omega(k).at n=27A386637