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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A268613 Lucas numbers mod 20. 2
2, 1, 3, 4, 7, 11, 18, 9, 7, 16, 3, 19, 2, 1, 3, 4, 7, 11, 18, 9, 7, 16, 3, 19, 2, 1, 3, 4, 7, 11, 18, 9, 7, 16, 3, 19, 2, 1, 3, 4, 7, 11, 18, 9, 7, 16, 3, 19, 2, 1, 3, 4, 7, 11, 18, 9, 7, 16, 3, 19, 2, 1, 3, 4, 7, 11, 18, 9, 7, 16, 3, 19, 2, 1, 3, 4, 7, 11, 18, 9, 7, 16, 3, 19, 2, 1, 3, 4, 7, 11, 18, 9, 7, 16, 3, 19, 2, 1, 3, 4, 7, 11 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

COMMENTS

Sequence of period 12.

This is one of four sequences that are period 12 of the form Lucas[n] Mod x, where x is 8,10,20,40.

LINKS

G. C. Greubel, Table of n, a(n) for n = 0..10000

FORMULA

a(n+12) = a(n).

MATHEMATICA

Table[Mod[LucasL[n], 20], {n, 0, 100}]

PROG

(MAGMA) [Lucas(n) mod 20: n in [0..100]]; // Vincenzo Librandi, Feb 09 2016

CROSSREFS

Cf. A000032, A111958, A130893.

Sequence in context: A058658 A070827 A160191 * A268615 A000032 A061084

Adjacent sequences:  A268610 A268611 A268612 * A268614 A268615 A268616

KEYWORD

nonn,easy

AUTHOR

G. C. Greubel, Feb 08 2016

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 January 18 20:19 EST 2018. Contains 297865 sequences.