|
Search: id:A096186
|
|
|
| A096186 |
|
Numbers n such that 10^n+9^(n-1) is prime. |
|
+0
8
|
|
| 1, 2, 4, 9, 12, 14, 19, 26, 28, 72, 79, 273, 565, 990, 1166, 2205
(list; graph; listen)
|
|
|
OFFSET
|
1,2
|
|
|
MATHEMATICA
|
Do[ If[ PrimeQ[10^n + 9^(n - 1)], Print[n]], {n, 4000}]
|
|
CROSSREFS
|
Cf. A082103, A093717, A093793, A093765, A096185, A093794, A093795, A096186.
Sequence in context: A096134 A058885 A022428 this_sequence A088901 A111302 A092530
Adjacent sequences: A096183 A096184 A096185 this_sequence A096187 A096188 A096189
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
Herman H. Rosenfeld (herm3(AT)pacbell.net) and Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 21 2004
|
|
|
Search completed in 0.002 seconds
|
