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 A203314 v(n)/A000178(n); v=A080358 and A000178=(superfactorials). 1
 1, 1, 3, 20, 1440, 126720, 106444800, 92649553920, 800492145868800, 169546981039511961600, 22908645527719529813114880, 98973345879641681792154678067200, 1436275858228814897897209896513621196800 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 REFERENCES R. Chapman, "A polynomial taking integer values," Mathematics Magazine 29 (1996) 121. LINKS MATHEMATICA f[j_] := Prime[j]; z = 15; v[n_] := Product[Product[f[k] - f[j], {j, 1, k - 1}], {k, 2, n}] d[n_] := Product[(i - 1)!, {i, 1, n}] Table[v[n], {n, 1, z}]              (* A080358 *) Table[v[n + 1]/v[n], {n, 1, z - 1}] (* A086803 *) Table[v[n]/d[n], {n, 1, 20}]        (* A203314 *) CROSSREFS Cf. A080358, A000178, A000040. Sequence in context: A108699 A162134 A002857 * A174652 A024011 A052445 Adjacent sequences:  A203311 A203312 A203313 * A203315 A203316 A203317 KEYWORD nonn AUTHOR Clark Kimberling, Jan 01 2012 STATUS approved

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