|
| |
|
|
A074815
|
|
n is a term iff there are no prime numbers between reverse(n) and 3*n.
|
|
0
| |
|
|
0, 14, 247, 298, 1003, 2998, 10003, 12473, 17525, 19995, 27528, 29998, 199995, 299998, 1000003, 1824745, 1875265, 1999995, 2124736, 2475247, 2700018, 3124739
(list; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 0,2
|
|
|
COMMENTS
| n such that the number of primes between n and 3n (inclusive) = number of primes between n and reverse(n) (inclusive).
|
|
|
EXAMPLE
| 14 is here since there are seven primes between 14 and 41 and seven primes between 14 and 3*14=42.
|
|
|
CROSSREFS
| Sequence in context: A166774 A055477 A123774 * A051622 A113377 A159516
Adjacent sequences: A074812 A074813 A074814 * A074816 A074817 A074818
|
|
|
KEYWORD
| base,nonn
|
|
|
AUTHOR
| Jason Earls (zevi_35711(AT)yahoo.com), Sep 08 2002
|
|
|
EXTENSIONS
| More terms from Lior Manor (lior.manor(AT)gmail.com) Sep 17 2002
|
| |
|
|
