Number of solutions by position of X-piece:
 







19














20














26







 
 
 Total number of solutions: 65
 
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14






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19






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24






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25






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26






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28






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30






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31






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32






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33






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34






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36






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37






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38






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39






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40






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41






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42






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43






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45






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46






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48






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49






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50






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51






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52






1







53






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54






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55






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56






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58






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59






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60






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61






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62






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63






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64






1







65






0







 View all 65 solutions as a text file…
 View all 52 connections between the solutions as a text file…