19906560

Appears in sequences

• Triangle whose (i,j)-th entry is binomial(i,j)*8^(i-j)*12^j.at n=25A038290
• Triangle whose (i,j)-th entry is binomial(i,j)*12^(i-j)*8^j.at n=23A038334
• a(n) is the quotient obtained when the totient of primorial (that is, the product of p-1 values) is divided by the LCM of the same p-1 values.at n=11A058262
• Product of product of divisors of n and sum of divisors of n.at n=23A076722
• a(n) = n!/A102356(n).at n=23A102456
• Product_{k=1..n} (A013929(k)), the product of the first n positive integers that are each divisible by at least one square >= 4.at n=6A110901
• Numbers of divisors associated with the entries of A120585.at n=31A120586
• Numbers that set records for number of ordered factorizations as A025487(j)*A025487(k).at n=32A182763
• Sequence generated from A089080.at n=17A208147
• Number of 7Xn 0..2 arrays with no element equal to any value at offset (-2,-2) (-1,-2) or (0,-1) and new values introduced in order 0..2.at n=7A275147
• Expansion of phi_{5, 4}(x) where phi_{r, s}(x) = Sum_{n, m>0} m^r * n^s * x^{m*n}.at n=24A280022
• A multiplicative encoding (base-2 compressed) for the exponents of 3 obtained when using Shevelev's algorithm for computing A053446.at n=19A293445
• Cardinality of the shortcut set of the multiplicative group of integers modulo the n-th primorial.at n=9A308665
• Integers k such that A008472(k) / A001222(k) = 1/2.at n=28A390139