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!)
A054350 Triangular array whose rows are successive generations of the Kolakoski sequence A000002. 5
1, 1, 2, 1, 2, 2, 1, 1, 2, 2, 1, 1, 2, 1, 1, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, 1, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2, 1, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 1, 2, 2, 1, 1, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2, 2, 1, 2, 1, 1, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

LINKS

Table of n, a(n) for n=0..113.

EXAMPLE

Triangle begins:

1;

1, 2;

1, 2, 2, 1;

1, 2, 2, 1, 1, 2, 1;

1, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2;

1, 2, 2, 1, 1, 2, 1, 2, 2, 1, 2, 2, 1, 1, 2, 1, 1, 2;

...

CROSSREFS

Cf. A000002, A054348, A054349, A054350, A054351, A054352.

Row lengths give A054352.

Sequence in context: A075344 A144083 A332292 * A026606 A265918 A207676

Adjacent sequences:  A054347 A054348 A054349 * A054351 A054352 A054353

KEYWORD

nonn,tabf,easy

AUTHOR

N. J. A. Sloane, May 07 2000

EXTENSIONS

More terms from Antonio G. Astudillo (afg_astudillo(AT)lycos.com), Apr 05 2003

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 May 9 03:33 EDT 2021. Contains 343685 sequences. (Running on oeis4.)