16612947domain: NAppears in sequencesSelf-convolution 7th power equals A106226, which consists entirely of digits {0,1,2,3,4,5,6} after the initial terms {1,7}.at n=11A106227G.f. A(x) satisfies: A(x)^7 = A(x^7) + 7*x.at n=11A352705G.f. A(x) satisfies: (1 - x*A(x))^7 = 1 - 7*x - x^7*A(x^7).at n=10A352706