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A138917
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Primes of the form (7^n - 3^n)/4.
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0
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79, 205339, 2849723505777919, 32630698480032300363207829406924223200028691707999878933118763629424475875983590509549306981, 127580191747195202924309312459314208655999588495944426207896494224749946405733526219402133007132444053184501199
(list; graph; refs; listen; history; internal format)
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