Polynomial #661

ratio: 0.9798407964 (Δ = 6.63e-12 at M = 2^17, ladder-fft/2)
degree: 523
status: verified
content hash: 6000376332c3ab2649fdbd56706707a49016e1e114dc8440ae88b74933674980
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 7.1392616
submitted: 2026-08-25T19:51:24Z

Coefficients (canonical symmetry representative)

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

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