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A207825
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Primes p such that (p+k)/(k+1) is a prime number for k = 1,...,6.
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4
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5516281, 18164161, 51755761, 175472641, 322030801, 668745001, 859992841, 1163859481, 1566071641, 3662011081, 4285181881, 4609064881, 4630772161, 5329427041, 5601138481, 5934191761, 7123263841, 7321991041, 7391371681
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OFFSET
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1,1
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COMMENTS
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The subsequence of p in A208455 such that (p+6)/7 is a prime.
Also, the subsequence of terms of A071369 which end in the digit "1".
All terms are of the form 2520m+1. The m-values are listed in A208549.
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LINKS
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FORMULA
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PROG
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(PARI) {my(p=1); until(, isprime(p+=2520) | next; for(j=2, 7, isprime(p\j+1)|next(2)); print1(p", "))}
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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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