55940

Appears in sequences

• Expansion of q^(-3) * (eta(q) * eta(q^8))^8 in powers of q.at n=50A034433
• Number of binary strings of length n with equal numbers of 0001 and 0011 substrings.at n=17A164156
• Number of non-isomorphic multiset partitions of weight n where the nonzero entries of the incidence matrix are all distinct.at n=23A321661
• Numbers k for which k = phi(k') + phi(k''), where phi is the Euler totient function (A000010), k' the arithmetic derivative of k (A003415) and k'' the second arithmetic derivative of k (A068346).at n=20A352332