|
| |
|
|
A056216
|
|
Primes p for which the period of reciprocal = (p-1)/11.
|
|
2
| |
|
|
353, 3499, 10429, 13619, 15269, 20219, 20593, 23057, 23189, 24091, 25741, 30713, 35509, 38567, 45233, 49171, 57179, 57223, 60149, 63691, 63977, 67783, 77023, 85229, 88463, 90619, 91367, 93941, 96779, 108967, 109913, 110221, 112069
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 1,1
|
|
|
COMMENTS
| Cyclic numbers of the eleventh degree (or eleventh order): the reciprocals of these numbers belong to one of eleven different cycles. Each cycle has the (number minus 1)/11 digits.
|
|
|
LINKS
| Index entries for sequences related to decimal expansion of 1/n
|
|
|
MATHEMATICA
| f[n_Integer] := Block[{ds = Divisors[n - 1]}, (n - 1)/Take[ ds, Position[ PowerMod[ 10, ds, n], 1] [[1, 1]]] [[ -1]]]; Select[ Prime[ Range[4, 11000]], f[ # ] == 11 &]
|
|
|
CROSSREFS
| Sequence in context: A126657 A122718 A098678 * A101219 A134820 A126113
Adjacent sequences: A056213 A056214 A056215 * A056217 A056218 A056219
|
|
|
KEYWORD
| nonn,base
|
|
|
AUTHOR
| Robert G. Wilson v (rgwv(AT)rgwv.com), Aug 02 2000
|
|
|
EXTENSIONS
| Edited by N. J. A. Sloane (njas(AT)research.att.com), Apr 30 2007
|
| |
|
|
