27752

Appears in sequences

• [ 4th elementary symmetric function of {sqrt(k)} ], k = 1,2,...,n.at n=9A025195
• Numbers k such that the continued fraction for sqrt(k) has even period and if the last term of the periodic part is deleted the central term is 83.at n=40A031581
• Numbers k such that 2*10^k + 7*R_k is prime, where R_k = 11...1 is the repunit (A002275) of length k.at n=17A056702
• a(n) = 841*n - 1.at n=32A158402
• Number of partitions of n, where the difference between the number of odd parts and the number of even parts is 7.at n=50A240016
• Number of integer partitions of n without choosable initial intervals.at n=39A387118