1148548016domain: NAppears in sequencesExpansion of 1/((1-x)^7 - x^7).at n=27A049017Number of closed walks of length n at a vertex of the cyclic graph on 7 nodes C_7.at n=33A094659p-INVERT of (1,1,1,1,1,...), where p(S) = 1 - S^7.at n=33A290994