149614

Appears in sequences

• The hyper-Wiener index of the nanostar dendrimer defined pictorially as NS[n] in the Z. S. Irani reference.at n=2A224466
• Expansion of 1/(1 - Sum_{k>=2} floor(1/omega(2*k-1))*x^(2*k-1)), where omega() is the number of distinct prime factors (A001221).at n=49A280200
• a(n) = Sum_{d|n} (-1)^(n/d+1)*d^4.at n=19A284900