122070312
domain: N
Appears in sequences
- Catapolyoctagons (see Cyvin et al. for precise definition).at n=12A121177
- a(n) = (5^n - 1)/2.at n=12A125831
- Number of compositions of odd natural numbers into 6 parts <= n.at n=24A191901
- Number of zero trace primitive elements in Galois field GF(5^n).at n=12A192213
- Moore lower bound on the order of a (6,g)-cage.at n=21A198306
- a(n) = 5*a(n-2) + 2, a(0) = 1, a(1) = 2.at n=23A238366
- Numbers m such that beta(m) = tau(m)/2 + 3 where beta(m) is the number of Brazilian representations of m and tau(m) is the number of divisors of m.at n=7A326383
- Non-oblong numbers that are repdigits with length > 2 in more than three bases.at n=8A326705