id:A145659 - OEIS Search Results

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Weight distribution of [80,40,16] binary extended quadratic-residue (or QR) code.

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1, 0, 0, 0, 97565, 12882688, 590073120, 10588174080, 79707678050, 263303738880, 391106339008, 263303738880, 79707678050, 10588174080, 590073120, 12882688, 97565, 0, 0, 0, 1 (list; graph; listen)

	OFFSET	`0,5`
	COMMENT	`Taken from the Tjhai-Tomlinson web site.`
	LINKS	`C. J. Tjhai and Martin Tomlinson, Weight Distributions of Quadratic Residue and Quadratic Double Circulant Codes over GF(2)`
	EXAMPLE	`The weight distribution is:` `i A_i` `0 1` `16 97565` `20 12882688` `24 590073120` `28 10588174080` `32 79707678050` `36 263303738880` `40 391106339008` `44 263303738880` `48 79707678050` `52 10588174080` `56 590073120` `60 12882688` `64 97565` `80 1`
	CROSSREFS	`Sequence in context: A116253 A116265 A102868 this_sequence A022214 A109185 A002273` `Adjacent sequences: A145656 A145657 A145658 this_sequence A145660 A145661 A145662`
	KEYWORD	`nonn,fini,full`
	AUTHOR	`N. J. A. Sloane (njas(AT)research.att.com), Mar 20 2009`

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Last modified December 11 12:57 EST 2009. Contains 170656 sequences.

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