|
|
A046416
|
|
Repunit of length a(n) has exactly 5 prime factors (counted with multiplicity).
|
|
2
|
|
|
6, 25, 29, 62, 89, 134, 137, 142, 151, 179, 239, 257, 271, 277, 289
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
LINKS
|
Eric Weisstein's World of Mathematics, Repunit
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,base,more
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|