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A075938 Basis for code in A075937. 5
127, 1927, 6553, 10922, 19252, 98731, 164529, 295709, 559292, 1083662, 2132519, 4230034, 125829127, 427819033, 713031722, 1258291252, 6467616811, 10779361329, 19377684509, 36649828412, 71017955342 (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 A075937, the binary lexicode, d=7.

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

CROSSREFS

Cf. A075928, A075929, A075930, A075937, A075939, A075941, A075932, A075944.

Sequence in context: A172408 A204216 A075937 * A258003 A258013 A258005

Adjacent sequences:  A075935 A075936 A075937 * A075939 A075940 A075941

KEYWORD

nonn

AUTHOR

Bob Jenkins (bob_jenkins(AT)burtleburtle.net)

STATUS

approved

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Last modified October 15 10:15 EDT 2019. Contains 328026 sequences. (Running on oeis4.)