witness #3246

N: 641
|A|: 16
exponent log |A| / log N: 0.4290

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-20 00:31:01 UTC

Elements (16)

0, 49, 173, 181, 264, 271, 308, 351, 418, 504, 506, 516, 535, 549, 604, 637

Commentary

Ejection-chain local search seeded from witness 2646; independently verified by literal enumeration of all ordered quadruples (exactly 16 solutions, all diagonal).

last edited by David Renshaw at 2026-08-20 00:31:01 UTC · history