Littlewood Ultraflat
Polynomials
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Polynomial #675
ratio
0.9808763535
(Δ = 2.06e-12 at M = 2^15, ladder-fft/2)
degree
451
status
verified
content hash
00587936192677f27ffc1c39689ee2fe33737ba277d04111d5b1cc82e43a8194
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 7.81337
submitted
2026-08-25T20:03:17Z
Coefficients
(canonical symmetry representative)
+++++++++++++++++++++++++++++-------------++++++++++------++++----+++-----++---+++--+++--++--+++--++----++-----++++++++-----++++---++----+++++----+++++----+--++--++--+++--+--+++++-+----+-+++--+++--++++--++---+-++---+++--+--++-+++--+++--+--+--++++-++--++-+--++-++--+----+-++++-+-++---++-++--++--++---+-++-+-++-+--+-+--+-++--+--+-++-+-++-+-+-+--+-+--++-+--++--+--++--++-++--+--+--++-+-++-++-+--+-++-+-+--+-+-+-+-++-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-
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