tables > factorial > f2-1

n!! - 1

Table

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

* 221: \[221!!-1\] 2 × 94847 × 336689 × [3833205704174275229878222208071339856284141003535870466895239050606355329020035672119795802898987564657604601135622529963275799077470886558554772228760652853469851346911294300852420935582726061417088689<202>]

Index range: 221 – 221 << prev next >>