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

 

Logo

Annual Appeal: Please make a donation to keep the OEIS running. In 2018 we replaced the server with a faster one, added 20000 new sequences, and reached 7000 citations (often saying "discovered thanks to the OEIS").
Other ways to donate

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A064508 Prime numbers generated by casting a number in its own base. 1
43, 61, 67, 367, 409, 12433, 23557, 38201, 80803, 82421, 99907, 117127, 294223, 305611, 329677, 371359, 420001, 476407, 649639, 669133, 852851, 860257, 929293, 1531813, 1565209, 1634203, 2673343, 3539359, 4386887, 5209999, 5661613 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..31.

EXAMPLE

E.g. 21 in base 21 becomes 43.

CROSSREFS

Cf. A064507.

Sequence in context: A033223 A215538 A235149 * A102540 A063641 A129928

Adjacent sequences:  A064505 A064506 A064507 * A064509 A064510 A064511

KEYWORD

nonn,base

AUTHOR

Jon Perry, Oct 06 2001

EXTENSIONS

Offset corrected by Arkadiusz Wesolowski, Oct 19 2013

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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified December 11 20:17 EST 2018. Contains 318051 sequences. (Running on oeis4.)