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A049538 Number of distinct binary sequences that can be generated by a general (non-linear) binary feedback shift register of length n. 1
1, 2, 10, 105, 3823 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

COMMENTS

Complementary sequences (e.g.: 111010 and 000101) are taken to be equivalent. Related to maximum order complexity of sequences and also to number of incomplete paths in a De Bruijn graph

REFERENCES

C. J. A. Jansen, Investigations On Nonlinear Stream cipher Systems: Construction and Evaluation Methods, Ph.D. Thesis, Delft University of Technology, The Netherlands (1989), pp. 58-81

LINKS

Table of n, a(n) for n=0..4.

CROSSREFS

Cf. A049539.

Sequence in context: A087234 A273965 A273961 * A217901 A127728 A306064

Adjacent sequences:  A049535 A049536 A049537 * A049539 A049540 A049541

KEYWORD

nonn

AUTHOR

Cees J. A. Jansen (cja(AT)iae.nl)

STATUS

approved

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Last modified October 18 16:21 EDT 2018. Contains 316323 sequences. (Running on oeis4.)