login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo

Year-end appeal: Please make a donation to the OEIS Foundation to support ongoing development and maintenance of the OEIS. We are now in our 59th year, we have over 358,000 sequences, and we’ve crossed 10,300 citations (which often say “discovered thanks to the OEIS”).

 Other ways to Give
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A116148 Amicable quadruples: the values of sigma corresponding to A036471-A036474. 17
13927680, 16248960, 19498752, 21228480, 24373440, 24998400, 27855360, 28304640, 28304640, 29030400, 29030400, 29877120, 29998080, 29998080, 32497920, 33022080, 33868800, 33868800, 37497600, 37739520, 37739520, 38997504, 40884480, 40884480 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Note that repetitions occur.

LINKS

Donovan Johnson, Table of n, a(n) for n = 1..2000

CROSSREFS

Cf. A036471, A036472, A036473, A036474.

Sequence in context: A324261 A324262 A321364 * A210085 A251521 A242981

Adjacent sequences: A116145 A116146 A116147 * A116149 A116150 A116151

KEYWORD

nonn

AUTHOR

Giovanni Resta, Nov 14 2006

STATUS

approved

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

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 7 14:31 EST 2022. Contains 358656 sequences. (Running on oeis4.)