witness #2989

N: 569
|A|: 15
exponent log |A| / log N: 0.4269

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-17 15:14:26 UTC

Elements (15)

0, 41, 83, 129, 154, 212, 299, 300, 360, 399, 408, 410, 425, 454, 491

Commentary

Ejection-chain local search seeded from witness 2587; independently verified by literal enumeration of all ordered quadruples (exactly 15 solutions, all diagonal).

last edited by David Renshaw at 2026-08-17 15:14:26 UTC · history