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A075935 Basis for code in A075934. 4
63, 455, 1611, 2709, 12365, 20630, 37463, 70299, 135886, 786510, 1310867, 2363919, 12582995, 20971674, 37749317, 71307271, 138674310, 272892511, 541332108, 3221225558, 5368709276, 9663677009, 18253615171, 35433742539 (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..23.

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 A075934, the binary lexicode, d=6.

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

CROSSREFS

Cf. A075928, A075929, A075930, A075934, A075936, A075932, A075941.

Sequence in context: A055817 A075934 A075939 * A331011 A283931 A038858

Adjacent sequences:  A075932 A075933 A075934 * A075936 A075937 A075938

KEYWORD

nonn

AUTHOR

Bob Jenkins (bob_jenkins(AT)burtleburtle.net)

STATUS

approved

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Last modified August 10 02:24 EDT 2020. Contains 336365 sequences. (Running on oeis4.)