tables > factorial > f2-1

n!! - 1

Table

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Format: small prime × proven prime<size> × (probable prime)<size> × [composite]<size> × {unknown}<size>

* 230: \[230!!-1\] 236947 × 93157499 × 267794626563104654893324579<27> × [2055504299268560782934506406577679961690344654331706030977214487265436753466987305193551062695235032391834642562373705868352854745445305531301904258273050476345584942624568093906561877<184>]

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