4059203236domain: NAppears in sequencesNumerators of continued fraction convergents to sqrt(243).at n=17A041454a(n) = 4*a(n-1) - a(n-2) with a(0) = 4 and a(1) = 11.at n=16A077236Combined Diophantine Chebyshev sequences A077236 and A077235.at n=32A077238