n! + 1
Table
Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>
86: | \[86!+1\] | 109 × 5113 × 385466418346987649983<21> × 3784674494385908337626818372613017901830141<43> × 29797784609980526493004314657069993423466235158440667591906351<62> |