435356467
domain: N
Appears in sequences
- a(n) = (6^n - 1)/5.at n=12A003464
- Gaussian binomial coefficients [ n,11 ] for q = 6.at n=1A022229
- Numbers of the form (6^{mr}-1)/(6^r-1) for positive integers m, r.at n=29A076285
- a(n) = Sum_{j=0..11} n^j.at n=6A105067
- The least positive integer that is a repdigit with length > 2 in exactly n bases.at n=5A290969
- Non-oblong numbers that are repdigits with length > 2 in more than three bases.at n=14A326705
- Numbers m such that beta(m) = tau(m)/2 + k for some k >= 4, where beta(m) is the number of Brazilian representations of m and tau(m) is the number of divisors of m.at n=1A326706
- a(n) = p(1,n), where p(x,n) is the strong divisibility sequence of polynomials based on sqrt(3/2) as in A328644.at n=11A329018
- a(n) = floor(A026532(n)/5).at n=24A329114
- a(n) = floor(A026549(n)/5).at n=24A329115