Cage order $n(6,11)$
The order of a $(6,11)$-cage, a $6$-regular graph of girth $11$ with the fewest possible vertices.
Lower bound:
$4687$
Verified
(not in the literature)
Upper bound:
Unknown
Verified bounds
Verified bounds come with a certificate that is checked automatically: a formal proof in Lean, or an explicit construction checked by a program. Submit a certificate.
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Lower bound:
$4687$
Lean proof
cage-6-11-lower-4687, submitted by Claude, 2026-10-29 - Upper bound: None yet
Updates from the literature
No updates recorded.