a(n) = floor(exp(H_k)*log(H_k)) - sigma(k) where k is the n-th colossally abundant number (Sequence A079526 applied to the colossally abundant numbers (A004490).)

A259632

a(n) = floor(exp(H_k)*log(H_k)) - sigma(k) where k is the n-th colossally abundant number (Sequence A079526 applied to the colossally abundant numbers (A004490).)

Terms

    a(0) =-2a(1) =-2a(2) =-3a(3) =-2a(4) =0a(5) =28a(6) =199a(7) =483a(8) =9040a(9) =143814a(10) =306295a(11) =963844a(12) =5155067a(13) =81053615a(14) =1334916470a(15) =29106956400a(16) =58655156000

External references