tables > factorial > f2+1

n!! + 1

Table

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

266: \[266!!+1\] 1069 × 1226417 × 19790493949<11> × 340842513223<12> × 18312734011192408187237346076320778632888317030119047851035861854212347839837065171154606244949542884914876502571977897199154027235315833470000744081530572559969912629526687427638059028884094791438185547777828892419591530327660292627231<236>

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