Table, read by rows: row n contains the prime factors of A001008(n) (numerator of n-th harmonic number), with multiplicity.
A308968
Table, read by rows: row n contains the prime factors of A001008(n) (numerator of n-th harmonic number), with multiplicity.
Terms
- a(0) =1a(1) =3a(2) =11a(3) =5a(4) =5a(5) =137a(6) =7a(7) =7a(8) =3a(9) =11a(10) =11a(11) =761a(12) =7129a(13) =11a(14) =11a(15) =61a(16) =97a(17) =863a(18) =13a(19) =13a(20) =509a(21) =29a(22) =43a(23) =919a(24) =1049a(25) =1117a(26) =29a(27) =41233a(28) =17a(29) =17
External references
- oeis: A308968