穴の開いた六角形(その3) [ヘプティアモンド]
穴の開いた六角形のその3です。
前回の続きです。
次の4つ(9〜12番め)です。ここは、4つとも解が求まっています。
<http://puzzler.sourceforge.net/docs/heptiamonds.html#hexagons>
Regular 12-unit-high (side length 6) hexagons with holes of various shapes & sizes:
9.
17,056,347 Answers (considering rotations and reflections to be the same)
10.
35,623,320 Answers (considering rotations and reflections to be the same)
11.
599,652 Answers (considering rotations and reflections to be the same)
12.
121 Answers (considering rotations and reflections to be the same)
前回の続きです。
次の4つ(9〜12番め)です。ここは、4つとも解が求まっています。
<http://puzzler.sourceforge.net/docs/heptiamonds.html#hexagons>
Regular 12-unit-high (side length 6) hexagons with holes of various shapes & sizes:
9.
17,056,347 Answers (considering rotations and reflections to be the same)
10.
35,623,320 Answers (considering rotations and reflections to be the same)
11.
599,652 Answers (considering rotations and reflections to be the same)
12.
121 Answers (considering rotations and reflections to be the same)
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