|
Search: id:A089778
|
|
|
| A089778 |
|
a(n) is the n-th prime that ends with prime(n), or 0 if there do not exist n primes ending with prime(n). |
|
+0
2
|
|
| 2, 13, 0, 47, 911, 1213, 2417, 1619, 1723, 2729, 2131, 3137, 4241, 4643, 3947, 4153, 4759, 5861, 4967, 6271, 6173, 6379, 6883, 7589, 7297, 98101, 97103, 104107, 108109, 129113, 130127, 122131, 174137, 136139, 131149, 150151, 172157, 147163
(list; graph; listen)
|
|
|
OFFSET
|
1,1
|
|
|
EXAMPLE
|
a(5) = 911 because prime(5) = 11 and the first 5 primes ending with 11 are 11, 211, 311, 811 and 911.
a(3) = 0 because prime(3) = 5 and only 1 prime ends with 5.
|
|
CROSSREFS
|
Sequence in context: A130769 A128033 A090954 this_sequence A088253 A091023 A120863
Adjacent sequences: A089775 A089776 A089777 this_sequence A089779 A089780 A089781
|
|
KEYWORD
|
base,nonn,easy
|
|
AUTHOR
|
Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 24 2003
|
|
EXTENSIONS
|
Corrected and extended by David Wasserman, Oct 12 2005
|
|
|
Search completed in 0.002 seconds
|
