a(n) is smallest positive integer, distinct from any terms earlier in the sequence, such that (sum{k=1 to n}[a(k)]) divides (product{k=1 to n}[a(k)])*(sum{k=1 to n}[1/a(k)]).

A058330

a(n) is smallest positive integer, distinct from any terms earlier in the sequence, such that (sum{k=1 to n}[a(k)]) divides (product{k=1 to n}[a(k)])*(sum{k=1 to n}[1/a(k)]).

Terms

    a(0) =1a(1) =2a(2) =4a(3) =3a(4) =7a(5) =602a(6) =292174a(7) =200550a(8) =21353a(9) =14210a(10) =6174a(11) =2744a(12) =8852a(13) =5554a(14) =3494a(15) =7220a(16) =1536a(17) =2520a(18) =1620a(19) =1236a(20) =896a(21) =784a(22) =1764a(23) =140a(24) =2560a(25) =240a(26) =1128a(27) =3240a(28) =1512a(29) =280

External references