|
Search: id:A082722
|
|
|
| A082722 |
|
There exist no palindromic nonagonals (enneagonals) of length n. |
|
+0
2
|
|
| 2, 6, 13, 14, 15, 16, 20, 25, 27, 28, 29, 30, 31, 32
(list; graph; listen)
|
|
|
OFFSET
|
1,1
|
|
|
LINKS
|
P. De Geest, Palindromic nonagonals
|
|
CROSSREFS
|
Cf. A034822, A059868, A082721, A059869, A059870, A034307.
Sequence in context: A161324 A116534 A130533 this_sequence A030416 A006284 A048072
Adjacent sequences: A082719 A082720 A082721 this_sequence A082723 A082724 A082725
|
|
KEYWORD
|
nonn,base,hard
|
|
AUTHOR
|
Patrick De Geest (pdg(AT)worldofnumbers.com), Apr 13 2003.
|
|
|
Search completed in 0.002 seconds
|
