93819domain: NAppears in sequences5-wave sequence.at n=39A038201Second line of 5-wave sequence A038201.at n=9A038340Sequence relating to the 11-gon (or hendecagon).at n=10A120747p-INVERT of the quarter-squares (A002620), where p(S) = 1 - S - S^2.at n=9A289802G.f.: 1/Product_{k>=1} (1 - x^(3*k^2)) * (1 - x^k).at n=40A385012