login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A066847 Integers of the form m! + n!, m and n = positive integers. 2
2, 3, 4, 7, 8, 12, 25, 26, 30, 48, 121, 122, 126, 144, 240, 721, 722, 726, 744, 840, 1440, 5041, 5042, 5046, 5064, 5160, 5760, 10080, 40321, 40322, 40326, 40344, 40440, 41040, 45360, 80640, 362881, 362882, 362886, 362904 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

EXAMPLE

30 is included because 30 = 3! + 4!.

MATHEMATICA

Union[Total/@Tuples[Range[10]!, 2]] (* Harvey P. Dale, May 04 2011 *)

CROSSREFS

Sequence in context: A051213 A211659 A301806 * A057887 A202116 A215914

Adjacent sequences:  A066844 A066845 A066846 * A066848 A066849 A066850

KEYWORD

easy,nonn

AUTHOR

Leroy Quet, Jan 20 2002

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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified August 13 19:30 EDT 2020. Contains 336451 sequences. (Running on oeis4.)