login
This site is supported by donations to The OEIS Foundation.

 

Logo

Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A180407 Primes from sequence A091367 whose reverse is still a prime. 0
113, 131, 179, 191, 199, 311, 313, 337, 353, 373, 733, 739, 797, 919, 937, 971, 991, 1031, 1033, 1091, 1097, 1103, 1109, 1181, 1301, 1439, 1471, 1499, 1741, 1811, 1901, 1949, 3011, 3169, 3301, 3343, 3347, 3389, 3433, 3583, 3853, 7187, 7433, 7457, 7547 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..45.

EXAMPLE

a(5)=199 since 1^2+9^2+9^2=1+81+81=163 is a prime and reverse(199)=911 has the same property.

CROSSREFS

Cf. A091367

Sequence in context: A131648 A180441 A180421 * A163760 A179911 A187867

Adjacent sequences:  A180404 A180405 A180406 * A180408 A180409 A180410

KEYWORD

nonn,base

AUTHOR

Carmine Suriano, Sep 02 2010

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified December 8 11:15 EST 2016. Contains 278939 sequences.