Polynomial #653

ratio: 0.9799626092 (Δ = 4.53e-11 at M = 2^14, ladder-fft/2)
degree: 515
status: verified
content hash: 32df6417d328756a367497b29a1687b9eb234920239b4f4b9f2081b3bc23217f
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 7.1860089
submitted: 2026-08-25T19:51:20Z

Coefficients (canonical symmetry representative)

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

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