|
| |
|
|
A164887
|
|
a(n) = smallest number that leads to a new fixed point under the base-2 Kaprekar map of A164884
|
|
13
|
|
|
|
0, 9, 17, 33, 35, 65, 67, 129, 131, 135, 257, 259, 263, 513, 515, 519, 527, 1025, 1027, 1031, 1039, 2049, 2051, 2055, 2063, 2079, 4097, 4099, 4103, 4111, 4127, 8193, 8195, 8199, 8207, 8223, 8255, 16385, 16387, 16391, 16399, 16415, 16447, 32769, 32771
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
|
OFFSET
|
1,2
|
|
|
COMMENTS
|
Note that all base-2 cycles are fixed points.
Initial terms in base 2: 0,1001,10001,100001,100011,1000001,1000011,10000001,10000011,10000111.
The corresponding fixed points appear in ascending numerical order (i.e., A163205).
|
|
|
LINKS
|
Joseph Myers, Table of n, a(n) for n=1..9802
Index entries for the Kaprekar map
|
|
|
CROSSREFS
|
Cf. A164884, A163205, A164885, A164886.
In other bases: A165009 (base 3), A165029 (base 4), A165048 (base 5), A165068 (base 6), A165087 (base 7), A165107 (base 8), A165127 (base 9), A151964 (base 10).
Sequence in context: A188559 A014004 A090994 * A328016 A260477 A275543
Adjacent sequences: A164884 A164885 A164886 * A164888 A164889 A164890
|
|
|
KEYWORD
|
base,nonn
|
|
|
AUTHOR
|
Joseph Myers, Aug 29 2009
|
|
|
EXTENSIONS
|
Cross-references edited by Joseph Myers, Sep 04 2009
|
|
|
STATUS
|
approved
|
| |
|
|
