Base 3 Repunits
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
175: | \[{3^{175}-1\over2}\] | 112 × 71 × 1093 × 8951 × 109201 × 391151 × 2664097031 × 1430128198787051<16> × 11459299580388289258664119605215721251<38> |