80476
domain: N
Appears in sequences
- Numbers n such that n | 11^n + 11.at n=21A015903
- Even pseudoprimes to base 5.at n=5A090082
- Numbers k such that k divides the (k-1)st Lucas number.at n=4A094396
- Number of -n..n arrays x(0..2) of 3 elements with zeroth through 2nd differences all nonzero.at n=21A199944
- Pseudoprimes to base 5 that are not squarefree.at n=4A243010
- Pseudoprimes to base 9 that are not squarefree.at n=40A306448
- Even composite integers m such that U(m)^2 == 1 (mod m) and V(m) == 3 (mod m), where U(m)=A001906(m) and V(m)=A005248(m) are the m-th generalized Lucas and Pell-Lucas numbers of parameters a=3 and b=1, respectively.at n=15A337777