Littlewood Ultraflat
Polynomials
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Polynomial #699
ratio
0.9811366287
(Δ = 7.90e-14 at M = 2^17, ladder-fft/2)
degree
497
status
verified
content hash
5736488827251df163e7d814a2f11623619d49568ca2696557a22843f15dd417
submitter
David Renshaw
note
Published LABS sequence from Psenicnik, Boskovic, Popic, and Brest, Prioritizing Search Space Regions in the Low Autocorrelation Binary Sequences Problem (2026), arXiv:2607.09688; merit factor 7.37010
submitted
2026-08-25T20:03:31Z
Coefficients
(canonical symmetry representative)
+++++++++++++++++++++++++++++++++--------------++++++++++-------++++++------++++----++++----+++++----++-++--++-+----+--++++++++----+-++--++--++--+--+----++++++-++----++--++--++--+-++-++++--++++--+-+--+-++-++-++--+--+++--++++--++-----++-+--++-++-++--++--+++---++----++-+-++--++-+--++-++---++---+++----+++++--+-++--+-+++----++--++--++--++++---+-+-++-+---+++--++--++--++++-+--+-+-+-++---+-++++--++---++-+--+-+--+-++-+--+-++-+--+-+-++-+-+--+-+-+--+-+-+-+-++-+-+-+-+-+-+--+-+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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