n!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
129: | \[129!!!!+1\] | 2 × 72678795299457015501533<23> × 88048970876271306336008686104661<32> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
129: | \[129!!!!+1\] | 2 × 72678795299457015501533<23> × 88048970876271306336008686104661<32> |