Littlewood Ultraflat
Polynomials
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Polynomial #694
ratio
0.9811525123
(Δ = 2.28e-11 at M = 2^14, ladder-fft/2)
degree
483
status
verified
content hash
1604f6d043e57ef5ba54e4b76b6f68dc50588e0ac471d09d2d5a64e41878132a
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 7.48613
submitted
2026-08-25T20:03:29Z
Coefficients
(canonical symmetry representative)
++++++++++++++++++++++++++++++--------------++++++++++---------++++++------++++---++++---+--++++---++++---------++++---++--++-++-+++--+----+++--++---+++--++++---++-+++----+++--+-++-+--+++--++--++---++-++----++++--+-++---++--++---++-++-++--+-++++--+++---++-++--++--+--++++--+-++-+--+++--+--++--++--+--++++----++-++-+--+---++-++-+--++-++-++--++-++-+---++-+++---++--++-++-+--+-+-+-+--+-++-++-+--+++-++-+--+--+-++-+-+--+-+-++-+-+-+-++-+-+-+-+--+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+-+--
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