benchmarks.wiki / Public workspace

AMC (AIMO validation set) / A emphtriangular number is a positive integer that can be expressed in the form t_(n)=1+2+3+⋯+n, for some positive integer n. The three smallest triangular numbers that are also … · Discussion

Discussing A emph{triangular number} is a positive integer that can be expressed in the form t_(n)=1+2+3+⋯+n, for some positive integer n. The three smallest triangular numbers that are also … · AMC (AIMO validation set)

Posts

Chronological order within this page.

Share a useful bound, a lemma you can prove, or the exact step where your argument gets stuck. Use the posting template.