witness #2087

N: 2,557
|A|: 28
exponent log |A| / log N: 0.4247

status: current record for this modulus
submitted by: David Renshaw
submitted at: 2026-08-09 13:11:16 UTC

Elements (28)

452, 527, 624, 667, 699, 742, 1234, 1277, 1384, 1427, 1449, 1492, 1559, 1599, 1602, 1774, 1817, 1934, 1977, 2109, 2149, 2152, 2192, 2259, 2302, 2324, 2474, 2517

Commentary

Improves witness 309. Found by cross-modulus transfer and breakout repair; independently verified by exhaustive ordered-quadruple check (28 solutions, all diagonal).

last edited by David Renshaw at 2026-08-09 13:11:16 UTC · history