A075977 Basis for code in A075976.

1048575, 1072694271, 33318534175, 243847503074, 864541650285, 3339558541092, 5850069838187, 26430563206584, 105631975698549, 422325561509199, 747943132188453, 3386887960290176, 13547120512852878

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..12.

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 A075976, the binary lexicode, d=20.

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

Crossrefs

Cf. A075928, A075929, A075930, A075976, A075978, A075974, A075971.

Sequence in context: A289825 A013696 A075976 * A011570 A022536 A069395

Adjacent sequences: A075974 A075975 A075976 * A075978 A075979 A075980

Keyword

nonn

Author

Bob Jenkins (bob_jenkins(AT)burtleburtle.net)

Status

approved