44016

Appears in sequences

• Coordination sequence for D_4 lattice.at n=14A007900
• Expansion of 1/((1-2x)(1-4x)(1-6x)(1-10x)).at n=4A025968
• Numbers k such that k^2 contains every digit at least once.at n=15A054038
• Numbers k such that sopf(k) = sopf(k+3), where sopf(k) = A008472(k).at n=29A063969
• Numbers k such that k^6 + 1091 is prime.at n=25A066386
• Matrix product of Stirling1-triangle A008275(n,k) and unsigned Lah-triangle |A008297(n,k)|.at n=39A079639
• Sieve performed by successive iterations of steps where step m is: keep m terms, remove the next 4 and repeat; as m = 1,2,3,.. the remaining terms form this sequence.at n=15A112562
• a(n) = 4*n*(floor(n^2/2)+1). For n >= 3, this is the number of directed Hamiltonian paths on the n-prism graph.at n=28A124350
• Number of (directed) Hamiltonian paths in the n-Möbius ladder graph.at n=25A137883
• Numbers n such that n^2 contains every decimal digit exactly once.at n=15A156977
• 5-Stirling numbers of the second kind.at n=51A193685
• Incorrect version of A045949.at n=24A229620
• Partial sums of A267326.at n=25A264390
• Poincaré series for hyperbolic reflection group with Coxeter diagram o-(4)-o---o-(5)-o.at n=26A265047
• Coordination sequence for (2,4,8) tiling of hyperbolic plane.at n=27A265063
• Numbers, when written in binary, that are a proper substring of the concatenation (with repetition) in increasing order of their prime factors, when written in binary.at n=10A378894