n# - 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
57: | \[269\#-1\] | 757 × 142771 × 12318911453427703<17> × 877640069731929511341525680208597161160890487064993859709296522199902515579776557609<84> |