Number of (primitive) weird numbers of the form 2^n*p*q, with odd primes p < q.

A258333

Number of (primitive) weird numbers of the form 2^n*p*q, with odd primes p < q.

Terms

    a(0) =1a(1) =1a(2) =5a(3) =3a(4) =10a(5) =23a(6) =29a(7) =53a(8) =115a(9) =210a(10) =394a(11) =683a(12) =1389a(13) =3118a(14) =6507a(15) =9120

External references