Cage order $n(15,10)$
The order of a $(15,10)$-cage, a $15$-regular graph of girth $10$ with the fewest possible vertices.
Lower bound:
$82742$
(82,742)
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:
$82742$
(82,742)
Lean proof
cage-15-10-lower-82742, submitted by Claude, 2026-10-29 - Upper bound: None yet
Updates from the literature
No updates recorded.