login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A020270 Strong pseudoprimes to base 44. 1
9, 15, 45, 301, 703, 1035, 1937, 1981, 2047, 4005, 4097, 4633, 10277, 12169, 13051, 16589, 19561, 20329, 22789, 22793, 23377, 24727, 26281, 27781, 29891, 33001, 33169, 37639, 44595, 45451, 49051, 50009, 52441, 53971, 54641, 58769, 62745, 66397, 69851 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

R. J. Mathar, Table of n, a(n) for n = 1..300

Index entries for sequences related to pseudoprimes

CROSSREFS

Sequence in context: A020172 A020174 A020315 * A020272 A020317 A283676

Adjacent sequences:  A020267 A020268 A020269 * A020271 A020272 A020273

KEYWORD

nonn

AUTHOR

David W. Wilson

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 September 27 03:08 EDT 2020. Contains 337380 sequences. (Running on oeis4.)