Polynomial #659

ratio: 0.9785130320 (Δ = 2.55e-13 at M = 2^18, ladder-fft/2)
degree: 521
status: verified
content hash: ea3a400a6343d0cfd03aade7cdac1cddc1601ae8597bcd465d10385c3cf2a276
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 7.2357534
submitted: 2026-08-25T19:51:23Z

Coefficients (canonical symmetry representative)

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

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