A138884 Numbers that are not even superperfect numbers.

1, 3, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 17, 18, 19, 20, 21, 22, 23, 24, 25, 26, 27, 28, 29, 30, 31, 32, 33, 34, 35, 36, 37, 38, 39, 40, 41, 42, 43, 44, 45, 46, 47, 48, 49, 50, 51, 52, 53, 54, 55, 56, 57, 58, 59, 60, 61, 62, 63, 65

Offset

1,2

Comments

Also, numbers that are not superperfect numbers A019279, if there are no odd superperfect numbers.

Links

Table of n, a(n) for n=1..61.

Crossrefs

Even superperfect numbers: A061652. Cf. A019279, A132999, A133398.

Sequence in context: A285173 A009005 A362018 * A008521 A299489 A039231

Adjacent sequences: A138881 A138882 A138883 * A138885 A138886 A138887

Keyword

nonn

Author

Omar E. Pol, Apr 06 2008

Status

approved