n!!!!! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
185: | \[185!!!!!+1\] | 151 × 241 × 1487 × 245639 × 9393022182367<13> × 21592184542983277<17> × 371469210871735891367176453<27> |
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
185: | \[185!!!!!+1\] | 151 × 241 × 1487 × 245639 × 9393022182367<13> × 21592184542983277<17> × 371469210871735891367176453<27> |