Additive Squares

Word of length 60 over {0, 1, 13, 14}

by Aayush Rajasekaran, 2026-08-20 · the current record for this alphabet · JSON

Display: drawn for the equivalent alphabet translated by -7 (drift removed).

0 14 1 0 13 14 13 1 14 1 0 1 14 13 14 1 14 13 0 13 1 0 1 14 1 0 13 0 1 0 13 14 13 0 13 14 1 14 13 14 0 13 0 1 14 1 0 1 14 13 14 1 14 0 1 0 13 14 1 13

Alphabet {0, 1, 13, 14}

size 4 · diameter 14 · record length 60 · JSON

open No exhaustive search has settled this alphabet; the record is a lower bound on the (possibly infinite) maximum.

Know the exact maximum? Log in to claim this alphabet closed.

Record history

• 60 (first) — Aayush Rajasekaran, 2026-08-20

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