The OEIS mourns the passing of Jim Simons and is grateful to the Simons Foundation for its support of research in many branches of science, including the OEIS.
login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A028239 Weight distribution of (64, 2^52, 6) Preparata code. 2
1, 0, 0, 41664, 2118168, 74203584, 1602647424, 23369897088, 238532662620, 1758643689600, 9579950593920, 39232098538560, 122387418032040, 293729091759936, 546275088069376, 791155554970368, 894836772921798 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,4
REFERENCES
F. J. MacWilliams and N. J. A. Sloane, The Theory of Error-Correcting Codes, Elsevier-North Holland, 1978, p. 471.
LINKS
A. R. Hammons, Jr., P. V. Kumar, A. R. Calderbank, N. J. A. Sloane and P. Solé, The Z_4 linearity of Kerdock, Preparata, Goethals and related codes, IEEE Trans. Inform. Theory, 40 (1994), 301-319.
EXAMPLE
1 + 41664*y^6 + 2118168*y^8 + 74203584*y^10 + 1602647424*y^12 + 23369897088*y^14 + 238532662620*y^16 + 1758643689600*y^18 + 9579950593920*y^20 + 39232098538560*y^22 + 122387418032040*y^24 + 293729091759936*y^26 + 546275088069376*y^28 + 791155554970368*y^30 + 894836772921798*y^32 + 791155554970368*y^34 + 546275088069376*y^36 + 293729091759936*y^38 + 122387418032040*y^40 + 39232098538560*y^42 + 9579950593920*y^44 + 1758643689600*y^46 + 238532662620*y^48 + 23369897088*y^50 + 1602647424*y^52 + 74203584*y^54 + 2118168*y^56 + 41664*y^58 + y^64.
CROSSREFS
Sequence in context: A253681 A178800 A031669 * A248445 A339796 A251978
KEYWORD
nonn,fini,full
AUTHOR
STATUS
approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 23 07:28 EDT 2024. Contains 372760 sequences. (Running on oeis4.)