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A121979
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Numbers n such that (2n^2)^4 + 1 is prime.
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1
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1, 11, 12, 20, 24, 27, 28, 34, 40, 44, 61, 74, 79, 82, 95, 96, 119, 131, 136, 147, 148, 156, 164, 170, 173, 180, 187, 209, 211, 238, 252, 255, 269, 279, 299, 328, 337, 340, 343, 371, 379, 380, 388, 397, 413, 452, 462, 473, 476, 483, 516, 522, 527, 530, 539, 572
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OFFSET
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1,2
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COMMENTS
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Corresponding primes of the form (2n^2)^4 + 1 are {17, 3429742097, 6879707137, 409600000001, ...}.
There are consecutive twin pairs {a(n),a(n+1)} = {11,12}, {27,28}, {95,96},{147,148}, ...
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LINKS
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MATHEMATICA
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Select[Range[1000], PrimeQ[(2*#1^2)^4+1]&]
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PROG
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CROSSREFS
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KEYWORD
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nonn,easy
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AUTHOR
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STATUS
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approved
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