|
Search: id:A084688
|
|
|
| A084688 |
|
2^n uses only distinct digits. |
|
+0
1
|
|
| 0, 1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 15, 20, 29
(list; graph; listen)
|
|
|
OFFSET
|
1,3
|
|
|
COMMENT
|
There are exactly 18 such numbers that 2^n uses only distinct digits.
Subsequence of A052060. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 17 2008]
|
|
EXAMPLE
|
29 is (the last!) term because 2^29=536870912 uses all 10 distinct digits.
|
|
CROSSREFS
|
Sequence in context: A052057 A005496 A052060 this_sequence A023769 A023796 A032950
Adjacent sequences: A084685 A084686 A084687 this_sequence A084689 A084690 A084691
|
|
KEYWORD
|
fini,nonn,full
|
|
AUTHOR
|
Zak Seidov (zakseidov(AT)yahoo.com), Jul 01 2003
|
|
|
Search completed in 0.002 seconds
|
