tables > factorial > f2+1

n!! + 1

Table

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

* 873: \[873!!+1\] 2 × 5020546502847131<16> × 242232602138221759<18> × 249970499516296961<18> × 1421470867493544008865907<25> × [7372940903345834519429632032703222144155774712096373461682939740349864531118205954961377438026055087105516096402072104485658209308843981339991351053161837487521431646704180590169005197886284336158557405430017208971475568917070537036523026322731971939495734691860655046201221423741219921308292621142642801743922190275335078015067155688370201869081171329258341400055724112112825586740712012923273466499788386241254056812487129900560125501862499964437687428665131167271197702886685610302932454595125336414205519227248819421572681564330149755694126134929381725127342462371601980664306538216667417180154095840015115859974876022515709539297410293873350500486219863625972432535513318222990234602282799747183562410655023697466404877921991954655112483085920718274560497807186638374603932845654788833528290889499571532338867298826446319439468321375153261917755634977900587643802768047013789177209246493558761000427181073190663734116938118329026010981462016104760730658084737584631562204961335289378075784979726752811511185717689511<1021>]

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