|
Search: id:A092046
|
|
|
| A092046 |
|
Numbers n such that prime(n) == -4 (mod n). |
|
+0
11
|
|
| 1, 3, 5, 7, 9, 67, 441, 2615, 637237, 637329, 4124703, 27067119, 179993017, 1208198617, 8179002101, 55762149071, 55762149091
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
MATHEMATICA
|
NextPrim[n_] := Block[{k = n + 1}, While[ !PrimeQ[k], k++ ]; k]; p = 1; Do[ If[ Mod[p = NextPrim[p], n] == n - 4, Print[n]], {n, 1, 10^9}]
|
|
CROSSREFS
|
Cf. A023146, A045924, A092044, A092045, A092047, A092048, A092049, A092050, A092051, A092052.
Sequence in context: A081434 A007632 A117996 this_sequence A085951 A132286 A070788
Adjacent sequences: A092043 A092044 A092045 this_sequence A092047 A092048 A092049
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Robert G. Wilson v (rgwv(AT)rgwv.com), Feb 18 2004
|
|
EXTENSIONS
|
Corrected by Mohammed Bouayoun (bouyao(AT)wanadoo.fr), Feb 20 2004
a(13)-a(17) from Robert G. Wilson v (rgwv(at)rgwv.com), Feb 22 2006
|
|
|
Search completed in 0.002 seconds
|
