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

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A134695 Numbers n such that n*Lucas(n) - 1 is prime. 0
2, 3, 6, 9, 10, 12, 14, 16, 18, 44, 72, 90, 114, 116, 126, 231, 291, 524, 718, 1065, 1143, 1806 (list; graph; refs; listen; history; internal format)
OFFSET

1,1

EXAMPLE

If n=2 then n*Lucas(n) - 1 = 5 (prime).

If n=44 then n*Lucas(n) - 1 = 69009494707 (prime).

CROSSREFS

Cf. A134313, A134580, A000032.

Sequence in context: A188323 A090892 A120752 * A190674 A188399 A047284

Adjacent sequences:  A134692 A134693 A134694 * A134696 A134697 A134698

KEYWORD

nonn

AUTHOR

Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Jan 27 2008

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 13 18:00 EST 2012. Contains 205531 sequences.