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A143386
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Least prime a(n) such that M(n)*(M(n)+a(n))-1 is prime with M(i)=i-th Mersenne prime A000043(i).
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1
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3, 5, 11, 5, 11, 11, 17, 19, 23, 97, 127, 1009, 167, 269, 963, 479, 3307, 1453, 37507, 2357, 599, 17669, 5527, 3191, 3251, 70249, 147773
(list; graph; refs; listen; history; internal format)
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