Littlewood Ultraflat
Polynomials
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Polynomial #673
ratio
0.9808476842
(Δ = 3.07e-11 at M = 2^15, ladder-fft/2)
degree
449
status
verified
content hash
1c6588c746c4ce97faeb54d93cafa05abe145a7bb46f8922e09305f301ea02a9
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 7.78307
submitted
2026-08-25T20:03:16Z
Coefficients
(canonical symmetry representative)
++++++++++++++++++++++++++++-------------++++++++++------++++----+++-----++---+++--+++--++--+++--++----++-----++++++++-----++++---++----+++++----+++++----+--++--++--+++--+--+++++-+----+-+++--+++--++++--++---+-++---+++--+--++-+++--+++--+--+--++++-++--++-+--++-++--+----+-++++-+-++---++-++--++--++---+-++-+-++-+--+-+--+-++--+--+-++-+-++-+-+-+--+-+--++-+--++--+--++--++-++--+--+--++-+-++-++-+--+-++-+-+--+-+-+-+-++-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+
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