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 A145981 Weight distribution of [71,36,11] binary quadratic-residue (or QR) code. 1
 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 497, 2485, 0, 0, 47570, 166495, 0, 0, 5084310, 13219206, 0, 0, 154102305, 308204610, 0, 0, 1710651635, 2688166855, 0, 0, 7377935180, 9222418975, 0, 0, 12879738244, 12879738244, 0, 0, 9222418975, 7377935180, 0, 0, 2688166855 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,12 COMMENTS Taken from the Tjhai-Tomlinson web site. LINKS Georg Fischer, Table of n, a(n) for n = 0..71 C. J. Tjhai and Martin Tomlinson, Weight Distributions of Quadratic Residue and Quadratic Double Circulant Codes over GF(2) List of weight distributions EXAMPLE The weight distribution is: i A_i 0 1 11 497 12 2485 15 47570 16 166495 19 5084310 20 13219206 23 154102305 24 308204610 27 1710651635 28 2688166855 31 7377935180 32 9222418975 35 12879738244 36 12879738244 39 9222418975 40 7377935180 43 2688166855 44 1710651635 47 308204610 48 154102305 51 13219206 52 5084310 55 166495 56 47570 59 2485 60 497 71 1 CROSSREFS Sequence in context: A062676 A097785 A145922 * A210785 A064255 A067917 Adjacent sequences: A145978 A145979 A145980 * A145982 A145983 A145984 KEYWORD nonn,fini,full AUTHOR N. J. A. Sloane, Apr 09 2009 EXTENSIONS Zeroes inserted by Georg Fischer, Jul 15 2020 STATUS approved

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Last modified February 20 17:05 EST 2024. Contains 370213 sequences. (Running on oeis4.)