45135

Appears in sequences

• Integer part of (Product(n^((1 + log(1 + i))/i^2), {i, 1, n})).at n=27A062486
• Numbers k such that the largest prime factor of k is equal to the sum of primes dividing k+1 (with repetition).at n=29A071861
• a(n) = 100*n^2 - 151*n + 57.at n=21A157626
• Solution of the complementary equation a(n) = a(n-1) + a(n-2) + 2*b(n-1) + b(n-2), where a(0) = 1, a(1) = 2, b(0) = 3, and (a(n)) and (b(n)) are increasing complementary sequences.at n=17A294561
• Number of rational numbers which can be constructed from the set of integers between 1 and n, through a combination of multiplication and division.at n=14A307105