A144569 A de Bruijn sequence B(4,3) found by Ted Bell.

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

Offset: 0

Author

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

Keywords

• nonn
• easy

Examples

			Period 64: 0001110100202221211220030333232233131133013203210310231201230213
		

Links

• Mark Dow, Minimal arrays containing all sub-array combinations of symbols: de Bruijn sequences and tori (Web archive)
• Wikipedia, De Bruijn Sequences
• Index entries for linear recurrences with constant coefficients, order 64.

Crossrefs

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

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