50453

Appears in sequences

• Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 19.at n=28A051984
• Index of end of n-th generation of terms in A063882.at n=13A132175
• k such that 0 = Sum_{j=1..k} A373223(k, j). The indices of the rows in Gauss's triangle with vanishing row sums.at n=23A373181