71330

Appears in sequences

• Numbers k such that the least term in the periodic part of the continued fraction for sqrt(k) is 13.at n=22A031691
• Number of strict integer partitions of 2*n with no subset summing to n.at n=47A321142
• Regular triangle read by rows: T(n,k) is the k-th ionization energy of the n-th chemical element (in kJ/mol), rounded to the nearest integer.at n=34A322834