A sequence in which no term divides any other. Let be the set , then the number of primitive subsets of are 2, 3, 5, 7, 13, 17, 33, 45, 73, 103, 205, 253, ... (OEIS A051026). For example, the five primitive sequences in are , , , , , , and .
See alsoNondividing Set
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ReferencesGuy, R. K. Unsolved Problems in Number Theory, 2nd ed. New York: Springer-Verlag, p. 202, 1994.Sloane, N. J. A. Sequence A051026 in "The On-Line Encyclopedia of Integer Sequences."
Referenced on Wolfram|AlphaPrimitive Sequence
Cite this as:
Weisstein, Eric W. "Primitive Sequence." From MathWorld--A Wolfram Web Resource. https://mathworld.wolfram.com/PrimitiveSequence.html