n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 137: | \[137!!!!!+1\] | 53 × 311 × 28873612110459363217<20> × 1450816833355572961434907<25> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
| 137: | \[137!!!!!+1\] | 53 × 311 × 28873612110459363217<20> × 1450816833355572961434907<25> |