witness #3249

N: 652
|A|: 16
exponent log |A| / log N: 0.4279

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-20 00:31:05 UTC

Elements (16)

0, 8, 63, 81, 230, 246, 253, 316, 457, 499, 530, 538, 578, 611, 635, 640

Commentary

Ejection-chain local search seeded from witness 2655; independently verified by literal enumeration of all ordered quadruples (exactly 16 solutions, all diagonal).

last edited by David Renshaw at 2026-08-20 00:31:05 UTC · history