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A144569 A de Bruijn sequence B(4,3) found by Ted Bell. 0
0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 2, 0, 2, 2, 2, 1, 2, 1, 1, 2, 2, 0, 0, 3, 0, 3, 3, 3, 2, 3, 2, 2, 3, 3, 1, 3, 1, 1, 3, 3, 0, 1, 3, 2, 0, 3, 2, 1, 0, 3, 1, 0, 2, 3, 1, 2, 0, 1, 2, 3, 0, 2, 1, 3, 0, 0, 0, 1, 1, 1, 0, 1, 0, 0, 2, 0, 2, 2, 2, 1, 2, 1, 1, 2, 2, 0, 0, 3, 0, 3, 3, 3, 2, 3, 2, 2, 3, 3, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,11

LINKS

Table of n, a(n) for n=0..98.

Mark Dow, Minimal arrays containing all sub-array combinations of symbols: de Bruijn sequences and tori (Web archive)

Wikipedia, De Bruijn Sequences

EXAMPLE

Period 64: 0001110100202221211220030333232233131133013203210310231201230213

CROSSREFS

A135472 gives an example of a B(9,2).

Cf. also A080679, A058342, A083570, A166315, A166316.

Sequence in context: A102395 A127504 A047917 * A000360 A023556 A238783

Adjacent sequences:  A144566 A144567 A144568 * A144570 A144571 A144572

KEYWORD

nonn

AUTHOR

N. J. A. Sloane, Apr 09 2010, based on a communication from David Paterson (David.Paterson(AT)csiro.au)

STATUS

approved

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Last modified September 22 00:25 EDT 2017. Contains 292326 sequences.