Littlewood Ultraflat
Polynomials
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Polynomial #695
ratio
0.9815177828
(Δ = 2.75e-11 at M = 2^15, ladder-fft/2)
degree
493
status
verified
content hash
ca4faeceb23f192f1176dea6a9a4341a7321102c18243d7ef1ab507c82d66594
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 7.64763
submitted
2026-08-25T20:03:30Z
Coefficients
(canonical symmetry representative)
+++++++++++++++++++++++++++++++--------------++++++++++-------++++++------++++----++++----+++++----++-++--++-+----+--++++++++----+-++--++--++--+--+----++++++-++-+--++--++--++--+-++-++++--++++--+-+--+-++-++-++--+--+++--++++--++-----++-+--++-++-++--++--+++---++----++++-++--++-+--++-++---++---+++----+++++--+-++--+-+++----++--++--++--+-++---+-+-++-+---+++--++--++--++++-+--+-+-+-++---+-++++--++---++-+--+-+--+-++-+--+-++-+--+-+-++-+-+--+-+-+--+-+-+-+-++-+-+-+-+-+-+--+-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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