Littlewood Ultraflat
Polynomials
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Polynomial #676
ratio
0.9816190900
(Δ = 3.38e-11 at M = 2^14, ladder-fft/2)
degree
455
status
verified
content hash
f5f3002123c44a3e16747e45657e781e53b8cf3313e089ececddc5757ec5de99
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 7.82420
submitted
2026-08-25T20:03:19Z
Coefficients
(canonical symmetry representative)
++++++++++++++++++++++++++++-------------++++++++-----++++++-----++--++--+--++-+++--++-++------++-++--++---++++++++---++----++++--++---++++--+--+-++--+--+-+--++++--+-+--++--++-+--+--++++--+++---+-++++-----++-++--+-++++-+--+-++---+--++++----+-++++--+++--+-+--+-++++-++-++--+-++---++++--++--+++++--+-++-----+++--++++---++-+--+--++--+-++-+--++-++-+-+-+--+--++--+++--+-+-++---++--+---++---++--++--+-+--+-+-++-+-++-+-+-+--+-+-+-+-+-+--+-+-+-+-+-+-+-+-+-+-+-+-+-
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