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A075941 Basis for code in A075940. 5
255, 3855, 13107, 21845, 38505, 197462, 329059, 591418, 1118584, 2167325, 4265038, 8460068, 251658255, 855638067, 1426063445, 2516582505, 12935233622, 21558722659, 38755369018, 73299656824, 142035910685 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,1

REFERENCES

J. H. Conway and N. J. A. Sloane, Lexicographic codes: error-correcting codes from game theory, IEEE Transactions on Information Theory, 32:337-348, 1986.

LINKS

Table of n, a(n) for n=0..20.

Bob Jenkins, Tables of Binary Lexicodes

Ari Trachtenberg, Error-Correcting Codes on Graphs: Lexicodes, Trellises and Factor Graphs

FORMULA

a(n) = b(2^n), where b is A075940, the binary lexicode, d=8.

b(n) = XOR(a(i)) for all i where the i-th bit is set in n.

CROSSREFS

Cf. A075928, A075929, A075930, A075940, A075942, A075938, A075935, A075947.

Sequence in context: A028524 A075940 A075945 * A181127 A228264 A228223

Adjacent sequences:  A075938 A075939 A075940 * A075942 A075943 A075944

KEYWORD

nonn

AUTHOR

Bob Jenkins (bob_jenkins(AT)burtleburtle.net)

STATUS

approved

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Last modified October 19 12:10 EDT 2019. Contains 328219 sequences. (Running on oeis4.)