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 A204233 Permanent of the n-th principal submatrix of A204016. 2
 0, 1, 4, 49, 792, 18953, 610796, 25648641, 1359184384, 88722005809, 6994262098260, 655126226755025, 71915748374032232, 9144536677714434105, 1333394182537641307324, 221002933797466121742433 (list; graph; refs; listen; history; text; internal format)
 OFFSET 1,3 LINKS MATHEMATICA f[i_, j_] := Max[Mod[i, j], Mod[j, i]]; m[n_] := Table[f[i, j], {i, 1, n}, {j, 1, n}]  (* A204016 *) Permanent[m_] :=   With[{a = Array[x, Length[m]]},    Coefficient[Times @@ (m.a), Times @@ a]]; Table[Permanent[m[n]], {n, 1, 16}]  (* A204233 *) CROSSREFS Cf. A204016. Sequence in context: A086094 A055793 A202829 * A144656 A121275 A329328 Adjacent sequences:  A204230 A204231 A204232 * A204234 A204235 A204236 KEYWORD nonn AUTHOR Clark Kimberling, Jan 13 2012 STATUS approved

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Last modified September 22 12:49 EDT 2021. Contains 347607 sequences. (Running on oeis4.)