25035156

Appears in sequences

• Least k such that A052343(k)=n.at n=28A052345
• Smallest number which is the sum of two positive triangular numbers in exactly n different ways.at n=28A052346
• a(n) is the smallest nonnegative integer that can be written as a sum of two distinct nonzero triangular numbers in exactly n ways or -1 if no such integer exists.at n=28A342326