1900544

Appears in sequences

• Numbers k of the form k=p*2^x, with p prime and x>=0, such that tau(k)-m = A058933(k) where tau(k) is the number of divisors of k and m is 0 or 1.at n=9A058953
• Interleave n+1 and 2n+1 and take binomial transform.at n=18A098156
• Numerators of reduced forms of fractions obtained by performing the first n divisions shown below.at n=18A120031
• a(n) = 2*a(n-1) + 2^(n-1), for n > 0, with a(0)=6.at n=17A159694
• Numbers with 34 divisors.at n=8A175744
• Number of n X n QR matrices.at n=5A277748
• a(n) is the numerator of Product_{i=0..n-1} (n-i)^((-1)^ceiling(i/2)).at n=35A337354