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A130003
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a(n) is the smallest natural number m such that 4^k + m is prime for all k=1,2,...,n.
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0
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1, 1, 3, 7, 7, 15, 37, 163, 177, 4503, 4503, 4503, 4503, 4503, 833021343, 12465115083, 95854279610863, 1158174141556287
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