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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A056740 Odd solutions x to 2^x mod x = 2^(x+2) mod (x-2). 0
135, 1423249, 31491395, 55519333, 1065373685 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

LINKS

Joe K. Crump, 2^n mod n

EXAMPLE

a(1) = 135 because 2^135 mod 135 = 53 and 2^137 mod 133 = 53.

CROSSREFS

Sequence in context: A106175 A203625 A051307 * A065663 A072884 A072889

Adjacent sequences:  A056737 A056738 A056739 * A056741 A056742 A056743

KEYWORD

nonn

AUTHOR

Joe K. Crump (joecr(AT)carolina.rr.com), Aug 25 2000

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

Content is available under The OEIS End-User License Agreement .

Last modified February 17 19:13 EST 2012. Contains 206085 sequences.