Lesser of twin primes p such that d(p+1) > d(q+1) for all lessers of twin primes q < p, where d(n) is the number of divisors of n (A000005).

A328329

Lesser of twin primes p such that d(p+1) > d(q+1) for all lessers of twin primes q < p, where d(n) is the number of divisors of n (A000005).

Terms

    a(0) =3a(1) =5a(2) =11a(3) =29a(4) =59a(5) =179a(6) =239a(7) =419a(8) =1319a(9) =2339a(10) =3119a(11) =3359a(12) =6299a(13) =7559a(14) =21599a(15) =21839a(16) =33599a(17) =35279a(18) =42839a(19) =55439a(20) =100799a(21) =110879a(22) =287279a(23) =415799a(24) =957599a(25) =1621619a(26) =1713599a(27) =1867319a(28) =1940399a(29) =2489759

External references