Polynomial #657

ratio: 0.9783405948 (Δ = 9.04e-13 at M = 2^17, ladder-fft/2)
degree: 519
status: verified
content hash: 040460d781bd50fb1f3b3c9a32bea2d69dead184ff633892d8b8ee1978353011
submitter: David Renshaw
note: Best-known LABS sequence from Psenicnik, Mlinaric, Brest, and Boskovic, Dual-Step Optimization for Binary Sequences with High Merit Factors (2025), arXiv:2409.07222; merit factor 7.2376874
submitted: 2026-08-25T19:51:21Z

Coefficients (canonical symmetry representative)

++++++++++++++++++++++++++++---------------+++++++++++-----------+++++++-------+++++++-------++++----++++-----++++----++++--+--+++----++--++++------+++++----++--+++--++----++++---++--++--+--++-++----++-++-++----+++++---++---+++--+--++--+-++-++--++--++--+++--++--++-++--++--++--+++----++--+++--+--+--++-++-+-++-+--+++---++-+--+++--+++--++--++-++-+--+-++--++-++--++-+--+-+--+-+-++-+--++--+-++-++---++-+--+-++-+--+-+--+-++-+--+-++-+-+-++-+-+-++-+-+-++-+-+-++-+-+-+-+-++-+-+-+-+-++-+-+-+-+-+-+-++-+-+-+-+-+-+-+-+-+-+-+-+-+--

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