a(n) = p is the first twin prime (p, p+2) for which p+1 has n prime factors (n>=2, multiplicity counted).

A164291

a(n) = p is the first twin prime (p, p+2) for which p+1 has n prime factors (n>=2, multiplicity counted).

Terms

    a(0) =3a(1) =11a(2) =59a(3) =71a(4) =239a(5) =191a(6) =2111a(7) =1151a(8) =14591a(9) =26111a(10) =15359a(11) =139967a(12) =138239a(13) =675839a(14) =2101247a(15) =737279a(16) =4866047a(17) =786431a(18) =22118399a(19) =36175871a(20) =194641919a(21) =63700991a(22) =138412031a(23) =169869311a(24) =1321205759a(25) =11123294207a(26) =16357785599a(27) =4076863487a(28) =25165823999a(29) =10871635967

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