a(n) = sum of the exponents in the prime factorization of the least common multiple of {1,3,5,...,2n-1}.

A025548

a(n) = sum of the exponents in the prime factorization of the least common multiple of {1,3,5,...,2n-1}.

Terms

    a(0) =0a(1) =1a(2) =2a(3) =3a(4) =4a(5) =5a(6) =6a(7) =6a(8) =7a(9) =8a(10) =8a(11) =9a(12) =10a(13) =11a(14) =12a(15) =13a(16) =13a(17) =13a(18) =14a(19) =14a(20) =15a(21) =16a(22) =16a(23) =17a(24) =18a(25) =18a(26) =19a(27) =19a(28) =19a(29) =20

External references