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Search: id:A128659
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| A128659 |
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Numbers n such that p(n+1)#-p(n)#-p(n-1)#-1 is prime where p(i)#=product of first i primes=A002110(i). |
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6
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| 3, 4, 5, 6, 7, 9, 13, 14, 20, 30, 40, 44, 86, 101, 135, 152, 171, 205, 4404
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