witness #3219

N: 731
|A|: 18
exponent log |A| / log N: 0.4383

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-19 22:57:53 UTC

Elements (18)

1, 4, 17, 18, 100, 113, 114, 242, 271, 338, 367, 369, 465, 481, 509, 577, 605, 636

Commentary

Ejection-chain local search seeded from witness 2707; independently verified by literal enumeration of all ordered quadruples (exactly 18 solutions, all diagonal).

last edited by David Renshaw at 2026-08-19 22:57:53 UTC · history