25401
domain: N
Appears in sequences
- Positive numbers k such that k and 2*k are anagrams in base 7 (written in base 7).at n=6A023068
- Numbers k such that 101*2^k+1 is prime.at n=30A032400
- Molien series for complete weight enumerators of self-dual codes over Z/8Z containing the all-ones vector.at n=6A092545
- Number of distinct variances of nonempty subsets of {1, ..., n}.at n=24A382383