47449

Appears in sequences

• Numbers that are the sum of 3 nonzero 6th powers.at n=39A003359
• a(n) = 2^n + 3^n + 6^n.at n=6A074528
• Numbers which are numerators of at least one reduced rational sum{k=1 to m} 1/k^n, taken over all positive integers m and n.at n=33A094509
• Numerator of Sum_{k=1..n} 1/k^6 = Zeta(6,n).at n=2A103345
• Array read by antidiagonals: T(n,k) is the number of isomorphism classes of n-fold coverings of a connected graph with Betti number k (1 <= n, 0 <= k).at n=52A160449
• Sum of distinct nonzero sixth powers.at n=37A194769
• Expansion of (1-8*x+14*x^2)/((1-2*x)*(1-3*x)*(1-6*x)).at n=7A246985
• G.f.: Product_{n>=1} 1/(1 - x^n/n^6) = Sum_{n>=0} a(n)*x^n/n!^6.at n=3A269794
• a(n) = (n!)^6 * Sum_{i=1..n} 1/i^6.at n=3A291456
• Square array A(n,k), n>=0, k>=0, read by antidiagonals: A(n,k) = (n!)^k * Sum_{i=1..n} 1/i^k.at n=48A291556
• Square array A(n,k), n >= 1, k >= 0, read by antidiagonals: A(n,k) = numerator of Sum_{j=1..n} 1/j^k.at n=38A322265
• Sum of the second largest parts of the partitions of n into 9 parts.at n=43A326472