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A052470
Conjectured orders of sociable numbers A003416.
3
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
1,1
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
Sequence in context: A216341 A063860 A000878 * A351749 A016087 A347251
KEYWORD
nonn,changed
EXTENSIONS
More terms from Eric W. Weisstein, May 22 2006
Edited (including adding "conjectural" to definition) by N. J. A. Sloane, Sep 17 2021
STATUS
approved