60780

Appears in sequences

• Triangle read by rows: coefficients psi(n,k) arising from the study of completely transitive graphs on n nodes.at n=17A259972
• Successive negative minima of Gram's points g(n) of the Riemann zeta function.at n=9A326891
• a(n) = Sum_{d|n} d^(n/d) * (n/d)^d.at n=14A359863