52831
domain: N
Appears in sequences
- Number of distinct lines through the origin in 3-dimensional cube of side length n.at n=39A090025
- Positions of zeros in A163897.at n=29A165480
- Triangle T(n,k), 0<=k<=n, read by rows, given by (0, 1, 1, 3, 3, 6, 6, 10, 10, 15, ...) DELTA (1, 0, 2, 0, 3, 0, 4, 0, 5, ...) where DELTA is the operator defined in A084938.at n=41A211183