witness #3005

N: 688
|A|: 16
exponent log |A| / log N: 0.4243

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-17 15:14:46 UTC

Elements (16)

0, 32, 55, 85, 135, 162, 194, 261, 400, 431, 432, 447, 461, 573, 630, 662

Commentary

Ejection-chain local search seeded from witness 2680; independently verified by literal enumeration of all ordered quadruples (exactly 16 solutions, all diagonal).

last edited by David Renshaw at 2026-08-17 15:14:46 UTC · history