A074751 Numbers n such that the sum of the anti-divisors of n (excluding 1) = sum of proper divisors (or aliquot parts) of n.

1, 4, 44, 260, 1350, 6284, 6954, 13364, 273366, 333546, 466614, 4659934050

Offset

1,2

Comments

See A066272 for definition of anti-divisor.

a(12) > 10^10. - Hiroaki Yamanouchi, Mar 18 2015

Links

Table of n, a(n) for n=1..12.

Crossrefs

Cf. A001065, A066417.

Sequence in context: A271294 A269907 A270130 * A129551 A202162 A354646

Adjacent sequences: A074748 A074749 A074750 * A074752 A074753 A074754

Keyword

more,nonn

Author

Jason Earls, Sep 06 2002

Extensions

a(11) from Hiroaki Yamanouchi, Mar 18 2015

Status

approved