95916

Appears in sequences

• Numbers k such that sigma(phi(k)) = phi(sigma(k)).at n=19A033632
• Values of n such that N=(an+1)(bn+1)(cn+1) is a 3-Carmichael number (A087788), where a,b,c = 1,2,35.at n=19A064254
• Numbers k such that phi(2*sigma(k)) = 2*sigma(phi(k)).at n=23A067709
• Numbers k such that sigma(phi(k)) divides phi(sigma(k)).at n=33A073858
• Numbers k such that sigma(phi(k)) == phi(sigma(k)) (mod k), that is, A033632(k)/k is an integer.at n=21A092584