264600

Appears in sequences

• a(n) = 10*n^3 - 6*n^2.at n=30A006592
• Smallest order for which there are n nonisomorphic finite Abelian groups, or 0 if no such order exists.at n=35A046056
• Number of functions from a set to itself such that the sizes of the preimages of the individual elements in the range form the n-th partition in Abramowitz and Stegun order.at n=42A049009
• a(n) = Sum_{k=1..n, gcd(n,k) = 1} k^3.at n=34A053819
• Leading least prime signatures: a(n) is in A025487 but a(n)/2 is not.at n=34A056153
• Smallest number whose square has (2n - 1)^2 divisors.at n=17A061708
• Leading least prime signatures, ordered by forming the product of primorials greater than 2 with multiplicities given by the canonical sequence of partitions.at n=37A062515
• At these values of k, the 1st, 2nd, 3rd and 4th cyclotomic polynomials all give prime numbers.at n=19A070025
• Prime power perfect numbers: If n = Product p_i^r_i let PPsigma(n) = Product {Sum p_i^s_i, 2<=s_i<=r_i, s_i is prime}; sequence gives numbers k such that PPsigma(k) = 2*k.at n=10A096290
• Denominators of the raw moments of the distribution of areas for triangles picked at random in a triangle of unit area.at n=8A103475
• Smallest order for which there are n nonisomorphic finite Hamiltonian groups, or 0 if no such order exists.at n=12A104453
• Powerful numbers (definition 1) sandwiched between twin primes.at n=19A113839
• a(n) is the smallest number representable in exactly n ways as a sum of 2 powerful(1) numbers.at n=22A115354
• Opmanis's sequence: a(n) is the smallest integer k such that k or one of its nonzero substrings (regarded as an integer) is divisible by every integer in the range 1 through n.at n=27A177834
• Opmanis's sequence: a(n) is the smallest integer k such that k or one of its nonzero substrings (regarded as an integer) is divisible by every integer in the range 1 through n.at n=26A177834
• Members of A025487 such that A025487(n) > A181822(n).at n=36A181827
• Prime encoded sequence of generic integer partitions of n in the antilexicographic order of the partitions.at n=15A182911
• Number of 5Xn 0..1 arrays avoiding 0 0 1 and 0 1 1 horizontally and 0 0 1 and 1 0 1 vertically.at n=8A208144
• Numbers n such that n-19, n-1, n+1 and n+19 are consecutive primes.at n=14A262668
• Numbers k such that k^3 - 1 and k^3 + 1 are both semiprimes.at n=22A268043