99825
domain: N
Appears in sequences
- Number of inequivalent ways to color vertices of a regular tetrahedron using <= n colors.at n=33A006008
- Number of two-rowed partitions of length 4.at n=43A070557
- Fourth column (m=3) of triangle A090447.at n=8A090448
- a(n) = (3*n-1)*a(n-1) - a(n-2).at n=6A121354
- For any number n with binary expansion Sum_{k = 1..m} 2^e_k (where 0 <= e_1 < ... < e_m), a(n) = Product_{k = 1..m} prime(1+e_k)^k (where prime(k) denotes the k-th prime number).at n=22A344530