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A215528
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Slowest increasing sequence of alternate-parity integers m such that 2m^2+1 is prime.
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1
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1, 6, 9, 24, 27, 30, 33, 36, 45, 66, 75, 96, 99, 102, 105, 132, 135, 156, 177, 186, 189, 204, 219, 228, 237, 240, 255, 264, 273, 300, 321, 324, 327, 360, 375, 426, 429, 450, 483, 486, 489, 492, 519, 558, 585, 588, 597, 606, 621, 636, 657, 666, 693, 750, 759
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OFFSET
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1,2
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COMMENTS
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Corresponding primes: 3,73,163,1153,1459,1801,2179,2593,4051,8713,11251,18433,19603,20809,...
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LINKS
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MATHEMATICA
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s={1}; a=2; Do[While[!PrimeQ[2a^2+1], a=a+2]; AppendTo[s, a]; a++, {999}]; s
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CROSSREFS
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Cf. A215523 = Slowest increasing sequence of alternate-parity integers m such that 2m+1 is prime.
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KEYWORD
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nonn
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AUTHOR
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STATUS
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approved
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