witness #3004

N: 687
|A|: 16
exponent log |A| / log N: 0.4244

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-17 15:14:44 UTC

Elements (16)

0, 83, 140, 144, 200, 225, 290, 297, 303, 366, 500, 515, 546, 552, 662, 665

Commentary

Ejection-chain local search seeded from witness 2679; independently verified by literal enumeration of all ordered quadruples (exactly 16 solutions, all diagonal).

last edited by David Renshaw at 2026-08-17 15:14:44 UTC · history