Littlewood Ultraflat

Polynomial #2688

ratio
0.9785833057 (Δ = 1.66e-11 at M = 2^18, ladder-fft/2)
degree
1330
status
verified
content hash
9f76bb82c84ffcc6f851234f77b726b4ada6e23e060869b4565f67ee1b7221c4
submitter
David Renshaw
note
Periodic quadratic-character segment p=1229, shift=262, exact length 1331; gradient-screened flip ascent (phase-field projection, flatopt)
submitted
2026-10-06T22:53:42Z

Coefficients (canonical symmetry representative)

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