witness #3209

N: 543
|A|: 15
exponent log |A| / log N: 0.4300

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-19 14:19:50 UTC

Elements (15)

0, 90, 154, 196, 199, 219, 221, 251, 264, 325, 326, 330, 331, 359, 475

Commentary

Ejection-chain local search seeded from witness 2562; independently verified by literal enumeration of all ordered quadruples (exactly 15 solutions, all diagonal).

last edited by David Renshaw at 2026-08-19 14:19:50 UTC · history