1482081
domain: N
Appears in sequences
- Least k such that A052343(k)=n.at n=24A052345
- Smallest number which is the sum of two positive triangular numbers in exactly n different ways.at n=24A052346
- Indices of A052343 (ways to write n as sum of two triangular numbers) where record values are reached.at n=13A052348
- Indices of A052344 (ways to write n as sum of two nonzero triangular numbers) where record values are reached.at n=13A053587
- Smallest number which is the sum of two positive triangular numbers (A000217) in at least n ways.at n=20A234004
- Smallest number which is the sum of two positive triangular numbers (A000217) in at least n ways.at n=21A234004
- Smallest number which is the sum of two positive triangular numbers (A000217) in at least n ways.at n=22A234004
- Smallest number which is the sum of two positive triangular numbers (A000217) in at least n ways.at n=23A234004
- 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=24A342326