MathSciNet bibliographic data MR1179238 11A51 (11Y11) Guthmann, Andreas Effective primality tests for integers of the forms $N=k\cdot 3^n+1$$N=k\cdot 3^n+1$ and $N=k\cdot 2^m3^n+1$$N=k\cdot 2^m3^n+1$. BIT 32 (1992), no. 3, 529–534. Article

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