89432354890domain: NAppears in sequencesArises from generalized Lucas-Lehmer test for primality.at n=15A018844Numerators of continued fraction convergents to sqrt(96).at n=21A041172a(n) = 10*a(n-1) - a(n-2), starting with a(0) = 2 and a(1) = 10.at n=11A087799