tables > factorial > f2-1

n!! - 1

Table

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

260: \[260!!-1\] 263 × 7383227 × 8851223 × 928818697 × 79117266677676893<17> × 6969235114099854187894527596393038748674094966494582305714610439665443296920884498453140180350377437289693557620001655818233660559247880054483462672803798901323082857475699762756850251225738450454031507064958954841353<217>

Index range: 260 – 260 << prev next >>