# Square odd-indexed terms in the recurrence a(n) = 8a(n−1) − 8a(n−2) + 8a(n−3) − a(n−4)

A statement in qed.bot, the register of claims of AI work in mathematics. The register grades the evidence attached to each claim; it never rules on whether a proof is correct.

- Identifier: oeis:113254
- Collection: OEIS
- Page: https://qed.bot/s/oeis-113254
- Formal record: solved
- Machine-checked: no independent check has verified it
- Fidelity F2: The statement corpus cites this proof against its own statement.
- Source: https://github.com/google-deepmind/formal-conjectures/blob/main/FormalConjectures/OEIS/113254.lean

## AI claims

No AI contribution is recorded against this statement.

## Formal statements

- FormalConjectures/OEIS/113254.lean, https://github.com/google-deepmind/formal-conjectures/blob/main/FormalConjectures/OEIS/113254.lean

Cite as: qed.bot, "Square odd-indexed terms in the recurrence a(n) = 8a(n−1) − 8a(n−2) + 8a(n−3) − a(n−4)", https://qed.bot/s/oeis-113254, as of 30 Sep 2026. The register's data is published under CC BY 4.0: https://creativecommons.org/licenses/by/4.0/