Terms k of A358657 such that lpf(k-1) and lpf(k+1) are twin primes pair, where lpf(k) = A020639(k) is the least prime dividing k.

A378265

Terms k of A358657 such that lpf(k-1) and lpf(k+1) are twin primes pair, where lpf(k) = A020639(k) is the least prime dividing k.

Terms

    a(0) =216a(1) =1591596a(2) =2046456a(3) =2051496a(4) =3108204a(5) =8933184a(6) =10496844a(7) =10630836a(8) =13579236a(9) =20866644a(10) =26666856a(11) =27288036a(12) =30398544a(13) =30538404a(14) =33949656a(15) =34851384a(16) =35722044a(17) =36657180a(18) =38588544a(19) =48634956a(20) =67747896a(21) =81982116a(22) =82130796a(23) =87172884a(24) =87865056a(25) =98639100a(26) =100473444

External references