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A075469
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Maximal m such that n^n-m and n^n+m are both primes, or -1 if there is no such m.
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1
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1, 20, 253, 3122, 46651, 823540, 16777155, 387420478, 9999999939, 285311670528, 8916100448227, 302875106592216, 11112006825558003, 437893890380859368, 18446744073709551537, 827240261886336764070, 39346408075296537575383
(list; graph; refs; listen; history; internal format)
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