tables > repunit > base3

Base 3 Repunits

Table

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Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

18: \[{3^{18}-1\over2}\] 22 × 7 × 13 × 19 × 37 × 757

Index range: 18 – 18 << prev next >>