20708

Appears in sequences

• Numbers that are the sum of 8 nonzero 8th powers.at n=28A003386
• Numbers that are the sum of 4 positive 9th powers.at n=7A003393
• Numbers that are the sum of at most 4 positive 9th powers.at n=23A004888
• Numbers that are the sum of at most 5 positive 9th powers.at n=31A004889
• Numbers that are the sum of at most 6 positive 9th powers.at n=40A004890
• T(n,k)=Number of idempotent n X n -k..k matrices of rank 1.at n=18A221311
• Sum of the ninth powers of the parts in the partitions of n into two parts.at n=3A294276
• a(n) = (1/2) * Sum_{|k|<=2*sqrt(p)} k^10*H(4*p-k^2) where H() is the Hurwitz class number and p is n-th prime.at n=1A297494
• Expansion of Sum_{k>=0} (k^3 * x/(1 - k^3 * x))^k.at n=3A355469
• Number of partitions of [n] whose blocks are ordered with increasing least elements and where block i (except possibly the last) has size at least i.at n=10A362637