A075938 Basis for code in A075937.

127, 1927, 6553, 10922, 19252, 98731, 164529, 295709, 559292, 1083662, 2132519, 4230034, 125829127, 427819033, 713031722, 1258291252, 6467616811, 10779361329, 19377684509, 36649828412, 71017955342

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