38342
domain: N
Appears in sequences
- a(n) is the concatenation of n and 9n.at n=37A009474
- First differences of A003063.at n=9A056182
- Duplicate of A056182.at n=8A081956
- Number of Mersenne number parts in all partitions of n.at n=31A264395
- Number of achiral color patterns (set partitions) for a row or loop of length n using exactly 3 colors (sets).at n=20A304973