Littlewood Ultraflat
Polynomials
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Polynomial #692
ratio
0.9814665157
(Δ = 6.33e-15 at M = 2^15, ladder-fft/2)
degree
481
status
verified
content hash
e42ab1aeb0c3a0b3f2d66c847f6f6e85dc7bd55b22344734cae899dba4e93532
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 7.65785
submitted
2026-08-25T20:03:29Z
Coefficients
(canonical symmetry representative)
++++++++++++++++++++++++++++++--------------++++++++++---------++++++------++++---++++---+--++++---++++---------++++---++--++-++-+++--+----+++--++---+++--++++---++-+++----+++--+-++-+--+++--++--++---++-++----++++--+-++---++--++---++-++-++--+-++++--+++---++-++--++--+--++++--+-++-+--+++--+--++--++--+--++++----++-++-+--+---++-++-+--++-++-++--++-++-+---++-+++---++--++-++-+--+-+-+-+--+-++-++-+--+++-++-+--+--+-++-+-+--+-+-++-+-+-+-++-+-+-+-+--+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+
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