|
Search: id:A057287
|
|
|
| A057287 |
|
Numbers n such that n | 10^n + 9^n + 8^n + 7^n + 6^n + 5^n + 4^n + 3^n + 2^n. |
|
+0
1
|
|
| 1, 2, 3, 4, 6, 9, 12, 21, 27, 63, 81, 147, 189, 243, 441, 567, 678, 729, 996, 1029, 1323, 1449, 1572, 1701, 2187, 2781, 3087, 3969, 5103, 6561, 7203, 8444, 8754, 9261, 11907, 13041, 13293, 15309, 19683, 21609, 23667, 23949, 25188, 26019, 27491
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
MATHEMATICA
|
Select[ Range[ 10^5 ], Mod[ PowerMod[ 10, #, # ] + PowerMod[ 9, #, # ] + PowerMod[ 8, #, # ] + PowerMod[ 7, #, # ] + PowerMod[ 6, #, # ] + PowerMod[ 5, #, # ] + PowerMod[ 4, #, # ] + PowerMod[ 3, #, # ] + PowerMod[ 2, #, # ], # ] == 0 & ]
|
|
CROSSREFS
|
Sequence in context: A018256 A111791 A057285 this_sequence A056751 A137446 A097557
Adjacent sequences: A057284 A057285 A057286 this_sequence A057288 A057289 A057290
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Robert G. Wilson v (rgwv(AT)rgwv.com), Sep 22 2000
|
|
|
Search completed in 0.002 seconds
|
