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A075956 Basis for code in A075955. 5
8191, 1040447, 15786439, 53683801, 89475754, 426151179, 3759235934, 13422994867, 22549990279, 40403963324, 206697639567, 825177352150, 1443261279781, 6597741209193, 11064929837983, 52777249440092 (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..15.

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 A075955, the binary lexicode, d=13.

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

CROSSREFS

Cf. A075928, A075929, A075930, A075955, A075957, A075959, A075950, A075962.

Sequence in context: A011563 A161010 A075955 * A022529 A161024 A022195

Adjacent sequences:  A075953 A075954 A075955 * A075957 A075958 A075959

KEYWORD

nonn

AUTHOR

Bob Jenkins (bob_jenkins(AT)burtleburtle.net)

STATUS

approved

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Last modified April 17 23:03 EDT 2021. Contains 343071 sequences. (Running on oeis4.)