32300

Appears in sequences

• Number of polyhedra (or 3-connected simple planar graphs) with n nodes.at n=9A000944
• McKay-Thompson series of class 18a for Monster.at n=66A058536
• McKay-Thompson series of class 18d for the Monster group.at n=22A058539
• Number of irregular primes less than 2^n.at n=19A105456
• Number of reduced words of length n in the Weyl group B_19.at n=5A161879
• Number of reduced words of length n in the Weyl group D_19.at n=5A162347
• Least numbers k for each base b >= 2 such that N = b^(2^n) + k is prime for 6 consecutive values from n = 0 to n = 5.at n=7A225492
• Numbers of espalier polycubes of a given volume in dimension 4.at n=28A229917
• Number of unordered pairs of partitions of n with no common parts.at n=21A260669
• G.f. A(x) satisfies: A(x) = 1 + Sum_{k>=1} k*x^k*A(x)^k/(1 + x^k).at n=9A307400
• a(n) = 20*(3*n)!/((2*n)!*(n+2)!).at n=7A361037
• a(n) = sum of 2^(k-1) such that floor(n/prime(k)) is odd.at n=48A371906