Let (p1,p2), (p3,p4) be pairs of twin primes with p1*p2=p3+p4-1; sequence gives values of p3.

A047978

Let (p1,p2), (p3,p4) be pairs of twin primes with p1*p2=p3+p4-1; sequence gives values of p3.

Terms

    a(0) =17a(1) =71a(2) =881a(3) =2591a(4) =179999a(5) =206081a(6) =388961a(7) =2268449a(8) =2836961a(9) =3612671a(10) =6329681a(11) =6415361a(12) =10342151a(13) =18800711a(14) =28486151a(15) =32080049a(16) =40878881a(17) =89753201a(18) =97050311a(19) =127552391a(20) =154844801a(21) =183169799a(22) =230953031a(23) =344531249

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