Odd cubefull exponentially odd numbers: numbers whose prime factorization has only odd primes and odd exponents that are larger than 1 (except for 1 whose prime factorization is empty).
A381825
Odd cubefull exponentially odd numbers: numbers whose prime factorization has only odd primes and odd exponents that are larger than 1 (except for 1 whose prime factorization is empty).
Terms
- a(0) =1a(1) =27a(2) =125a(3) =243a(4) =343a(5) =1331a(6) =2187a(7) =2197a(8) =3125a(9) =3375a(10) =4913a(11) =6859a(12) =9261a(13) =12167a(14) =16807a(15) =19683a(16) =24389a(17) =29791a(18) =30375a(19) =35937a(20) =42875a(21) =50653a(22) =59319a(23) =68921a(24) =78125a(25) =79507a(26) =83349a(27) =84375a(28) =103823a(29) =132651
External references
- oeis: A381825