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A086711
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Primes p such that A001414(p-1) = A001414(p+1), where A001414 = sum of primes dividing n (with repetition).
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8
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11, 17, 31, 251, 1429, 3041, 16561, 16927, 53299, 56897, 89783, 95089, 213599, 282977, 345547, 432587, 592223, 763457, 906949, 915799, 1050449, 1058389, 1485017, 1577341, 1678399, 1780253, 1855549, 2131687, 2374289, 2658259
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OFFSET
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1,1
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COMMENTS
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Conjecture: sequence is infinite.
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LINKS
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EXAMPLE
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a(3)=31 because it is prime and 30=2*3*5, 32=2^5 and 2+3+5 = 2+2+2+2+2 = 10.
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CROSSREFS
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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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