a(n) is the smallest m such that A001414(m)=n and ((m=0) mod n) and m/n is both squarefree and prime to n, or 0 if no such m exists.
A267000
a(n) is the smallest m such that A001414(m)=n and ((m=0) mod n) and m/n is both squarefree and prime to n, or 0 if no such m exists.
Terms
- a(0) =2a(1) =3a(2) =4a(3) =5a(4) =0a(5) =7a(6) =0a(7) =0a(8) =30a(9) =11a(10) =60a(11) =13a(12) =70a(13) =105a(14) =240a(15) =17a(16) =0a(17) =19a(18) =220a(19) =231a(20) =0a(21) =23a(22) =0a(23) =650a(24) =286a(25) =1755a(26) =476a(27) =29a(28) =2730a(29) =31
External references
- oeis: A267000