login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A033883 Deficiency of the deficient or perfect numbers: m = 2n - sigma(n) for n such that m >= 0. 0
1, 1, 2, 1, 4, 0, 6, 1, 5, 2, 10, 12, 4, 6, 1, 16, 18, 10, 8, 22, 19, 10, 14, 0, 28, 30, 1, 18, 14, 22, 36, 16, 22, 40, 42, 4, 12, 20, 46, 41, 7, 30, 6, 52, 38, 34, 26, 58, 60, 28, 22, 1, 46, 66, 10, 42, 70, 72, 34, 26, 12, 58 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..61.

CROSSREFS

Sequence in context: A109883 A033880 A033879 * A106316 A126707 A057458

Adjacent sequences:  A033880 A033881 A033882 * A033884 A033885 A033886

KEYWORD

nonn

AUTHOR

N. J. A. Sloane.

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified June 28 16:43 EDT 2017. Contains 288839 sequences.