|
|
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
|
|
|
KEYWORD
|
nonn,base
|
|
AUTHOR
|
Luc Stevens (lms022(AT)yahoo.com), Apr 27 2006
|
|
STATUS
|
approved
|
|
|
|