|
Search: id:A110027
|
|
|
| A110027 |
|
Smallest primes starting a complete four iterations Cunningham chain of the first or second kind. |
|
+0
4
|
|
| 2, 1531, 6841, 15391, 44371, 53639, 53849, 57991, 61409, 66749, 83431, 105871, 143609, 145021, 150151, 167729, 186149, 199621, 206369, 209431, 212851, 231241, 242551, 268049, 291271, 296099, 319681, 340919, 346141, 377491, 381631, 422069
(list; graph; listen)
|
|
|
OFFSET
|
1,1
|
|
|
COMMENT
|
The word "complete" indicates each chain is exactly 5 primes long (i.e., the chain cannot be a subchain of another one).
Terms computed by Gilles Sadowski.
|
|
LINKS
|
Chris Caldwell's Prime Glossary, Cunningham chains.
|
|
FORMULA
|
Union of A059764 and A110022 . [R. J. Mathar (mathar(AT)strw.leidenuniv.nl), May 08 2009]
|
|
CROSSREFS
|
Cf. A023272, A023302, A023330, A005384, A005385, A059452, A059455, A007700,
Cf. A059759, A059760, A059761, A059762, A059763, A059764, A059765, A038397, A104349, A091314, A069362, A016093, A014937, A057326.
Sequence in context: A160087 A023291 A058423 this_sequence A062585 A002490 A160224
Adjacent sequences: A110024 A110025 A110026 this_sequence A110028 A110029 A110030
|
|
KEYWORD
|
easy,nonn
|
|
AUTHOR
|
Alexandre Wajnberg (alexandre.wajnberg(AT)ulb.ac.be), Sep 03 2005
|
|
EXTENSIONS
|
Edited and extended by R. J. Mathar (mathar(AT)strw.leidenuniv.nl), May 08 2009
|
|
|
Search completed in 0.003 seconds
|
