A052470 Conjectured orders of sociable numbers A003416.

5, 28, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 9, 8, 4, 8, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 6, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4, 4

Offset: 1

Author

Eric W. Weisstein

Keywords

• nonn

Comments

This is only conjectural, since we don't know that A003416 is complete (cf. A122726). - N. J. A. Sloane, Sep 17 2021

Links

• Shyam Sunder Gupta, Perfect, Multiply Perfect, and Sociable Numbers, Exploring the Beauty of Fascinating Numbers, Springer (2025) Ch. 6, 185-207.
• Eric Weisstein's World of Mathematics, Sociable Numbers.

Crossrefs

Cf. A003416, A122726.

Extensions

More terms from Eric W. Weisstein, May 22 2006

Edited (including adding "conjectural" to definition) by N. J. A. Sloane, Sep 17 2021