47775744

Appears in sequences

• Squares composed of digits {4,5,7}.at n=3A053951
• Three people (P1, P2, P3) are in a circle and are saying Hello to each other. They start with P2 saying "Hello, Hello". Thereafter Pn says "Hello" for n times the total number of Hello's so far.at n=16A076507
• Expansion of 3*(1+2*x+6 x^2)/(1-24*x^3).at n=16A076510
• Main diagonal of the table of k-almost primes (A078840): a(n) = (n+1)-st integer that is an n-almost prime.at n=22A078841
• Multiplicative Pascal triangle, read by rows: T(n,1)=T(n,n)=n and T(n,k) = T(n-1,k-1) * T(n-1,k).at n=24A080046
• Largest order of a solvable subgroup of the symmetric group S_n.at n=17A099732
• Numbers that are products of distinct terms in A000312.at n=24A156223
• One quarter the number of nX9 1..4 arrays with no two neighbors of any element equal to each other.at n=9A183361
• Number of n X 1 arrays of permutations of 0..n-1 with rows nondecreasing modulo 2 and columns nondecreasing modulo 6.at n=22A264701
• a(n) = Product_{k=0..floor((n - 1)/2)} (n - 2*k)^(n - 2*k).at n=6A271385
• Integers k such that both k and k^3-1 are the sum of two positive cubes (see A003325).at n=8A271717
• Numbers z such that z^8 = x^6 + y^7 for some integers x, y >= 1.at n=0A300568
• Terms of A025487 from which the distance to the next larger prime is a composite number.at n=18A329894
• Positions of records in A050377, number of ways to factor n into "Fermi-Dirac primes" (A050376).at n=26A330687
• Number of spanning trees in the n X 2 king graph.at n=7A338100
• Numbers k such that the Diophantine equation x^3 + y^3 + z^3 = k has nontrivial primitive parametric solutions.at n=13A338932
• Numbers k such that the Diophantine equation x^3 + y^3 + 2*z^3 = k has nontrivial primitive parametric solutions.at n=23A338933
• Numbers whose number of divisors is coprime to 30.at n=27A354178
• Powers k^m, m > 1, where k is an Achilles number whose squarefree kernel is a primorial.at n=21A389226
• Powers k^m, m > 1, where k is an Achilles number that is a product of primorials.at n=13A389260