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A089124
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Largest prime factor of numbers of the form A^2 + 3.
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0
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2, 7, 3, 19, 7, 13, 13, 67, 7, 103, 31, 7, 43, 199, 19, 37, 73, 109, 13, 31, 37, 487, 19, 193, 157, 97, 61, 787, 211, 43, 241, 79, 13, 61, 307, 433, 7, 1447, 127, 229, 421, 31, 463, 277, 13, 163, 79, 769, 601, 2503, 31, 2707, 37, 139, 757, 73, 271, 37, 67, 1201, 19
(list; graph; refs; listen; history; internal format)
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