The profile of the backtrack tree for the sixteen queens problem.

A319236

The profile of the backtrack tree for the sixteen queens problem.

Terms

    a(0) =1a(1) =16a(2) =210a(3) =2236a(4) =19688a(5) =141812a(6) =838816a(7) =3998456a(8) =15324708a(9) =46358876a(10) =108478966a(11) =193892860a(12) =260303408a(13) =253897632a(14) =171158018a(15) =72002088a(16) =14772512

External references