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A099162 Least k < P(j+1) such that k*(P(j)#)^2 - 1 and k*(P(j)#)^2 + 1 are twins primes. 2

%I #7 Sep 23 2019 11:01:19

%S 1,2,3,6,6,6,57,35,48,120,31,43,122,45,78,320,142,48

%N Least k < P(j+1) such that k*(P(j)#)^2 - 1 and k*(P(j)#)^2 + 1 are twins primes.

%Y Cf. A099160 (P(j) sequence), A099161 (j sequence).

%K nonn,more

%O 1,2

%A _Pierre CAMI_, Oct 01 2004

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Last modified March 29 06:34 EDT 2024. Contains 371265 sequences. (Running on oeis4.)