Littlewood Ultraflat
Polynomials
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Polynomial #693
ratio
0.9814284754
(Δ = 3.06e-11 at M = 2^14, ladder-fft/2)
degree
482
status
verified
content hash
e03e6a84808f48a0af9fae7a8e91e1e6db73a832b33fd2d82a14fa72b6bd42d7
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 7.61337
submitted
2026-08-25T20:03:29Z
Coefficients
(canonical symmetry representative)
++++++++++++++++++++++++++++++--------------++++++++++---------++++++------++++---++++---+--++++---++++---------++++---++--++-++-+++--+----+++--++---+++--++++---++-+++----+++--+-++-+--+++--++--++---++-++----++++--+-++---++--++---++-++-++--+-++++--+++---++-++--++--+--++++--+-++-+--+++--+--++--++--+--++++----++-++-+--+---++-++-+--++-++-++--++-++-+---++-+++---++--++-++-+--+-+-+-+--+-++-++-+--+++-++-+--+--+-++-+-+--+-+-++-+-+-+-++-+-+-+-+--+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+-
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