451333739domain: NPropertiesPrimalityPrimeyesAppears in sequencesLet r_1 = 1. Let r_{m+1} = r_1 + 1/(r_2 + 1/(r_3 +...(r_{m-1} + 1/r_m)...)), a continued fraction of rational terms. Then a(n) is the sum of the (positive integer) terms in the simple continued fraction of r_n.at n=26A138744Prime numbersat n=23919947