|
| |
|
|
A135634
|
|
Palindromes formed from the reflected decimal expansion of e.
|
|
3
|
|
|
|
2, 22, 272, 2772, 27172, 271172, 2718172, 27188172, 271828172, 2718228172, 27182828172, 271828828172, 2718281828172, 27182811828172, 271828181828172, 2718281881828172, 27182818281828172, 271828182281828172
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,1
|
|
|
COMMENTS
|
e = 2.71828182845904523536028747135... (See A001113).
The number of digits of a(n) is equal to n.
|
|
|
LINKS
|
|
|
|
EXAMPLE
|
n ... Successive digits of a(n)
1 ............ ( 2 )
2 ........... ( 2 2 )
3 .......... ( 2 7 2 )
4 ......... ( 2 7 7 2 )
5 ........ ( 2 7 1 7 2 )
6 ....... ( 2 7 1 1 7 2 )
7 ...... ( 2 7 1 8 1 7 2 )
8 ..... ( 2 7 1 8 8 1 7 2 )
9 .... ( 2 7 1 8 2 8 1 7 2 )
10 .. ( 2 7 1 8 2 2 8 1 7 2 )
|
|
|
CROSSREFS
|
|
|
|
KEYWORD
|
base,nonn
|
|
|
AUTHOR
|
|
|
|
STATUS
|
approved
|
| |
|
|
