a(n) is the least prime p such that the concatenation p|n has exactly n prime factors with multiplicity.

A358596

a(n) is the least prime p such that the concatenation p|n has exactly n prime factors with multiplicity.

Terms

    a(0) =3a(1) =2a(2) =83a(3) =2a(4) =67a(5) =41a(6) =947a(7) =4519a(8) =15659081a(9) =2843a(10) =337957a(11) =389a(12) =1616171a(13) =6132829a(14) =422116888343a(15) =24850181a(16) =377519743a(18) =533348873a(19) =324403a(21) =25691144027a(22) =273933405157a(24) =311195507789a(25) =129917586781

External references