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

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A117593 Perrin numbers for which the sum of the digits is also a Perrin number. 0
0, 2, 3, 5, 7, 12, 39, 1130, 2627, 8090, 14197, 33004, 43721, 178364, 86700684, 114853953, 267003047, 3354494070 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
LINKS
EXAMPLE
2627 is in the sequence because (1) it is a Perrin number and (2) the sum of its digits 2+6+2+7=17 is also a Perrin number.
CROSSREFS
Cf. A001608.
Sequence in context: A024784 A060528 A273728 * A209192 A052021 A217396
KEYWORD
nonn,base
AUTHOR
Luc Stevens (lms022(AT)yahoo.com), Apr 27 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 March 19 07:41 EDT 2024. Contains 370958 sequences. (Running on oeis4.)