171600

Appears in sequences

• Numbers with prime factorization pqrs^2t^4.at n=20A190384
• Molecular topological indices of the triangular graphs.at n=11A192849
• 2^(2p-2) modulo p^3 for p=odd primes.at n=24A216160
• (-1)^((p-1)/2)*Binomial(p-1,(p-1)/2) mod p^3 where p is the n-th prime.at n=24A224807
• G.f. A(x) satisfies: x = A(x)-2*A(x)^2-2*A(x)^3.at n=7A276310
• Number of set partitions of [n] into exactly eight blocks where sizes of distinct blocks are coprime.at n=6A280886
• a(n) = 2^n * Sum_{k=0..n} Product_{j=1..k} (2/j)^((-1)^j).at n=14A328002
• a(n) = 4^n*binomial(n - 1/2, -1/2)*(n^2 + 1).at n=7A344399