39437

Appears in sequences

• Discriminants of real quadratic fields with class number 2 and related continued fraction period length of 13.at n=35A051978
• Record-setting differences between adjacent elements of the Mian-Chowla sequence A005282.at n=42A080222
• a(n) = Sum_{i=0..n} digsum_9(i)^4, where digsum_9(i) = A053830(i).at n=25A231687
• MM-numbers of labeled simple hypergraphs with no singletons spanning an initial interval of positive integers.at n=34A320463