123753
domain: N
Appears in sequences
- Number of (2,n)-partitions of a chain of length n^3.at n=7A055659
- Triangular numbers such that the product of digits is also a (positive) triangular number.at n=24A069077
- Triangular numbers for which the product of the digits is a nonzero hexagonal number.at n=11A185211
- a(n) = A000217(A000217(n)+1).at n=31A267707