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A159401
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Number of nXn arrays of squares of integers summing to 18
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1
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30, 4656, 1785640, 620034300, 186034854330, 41535948202896, 6215087324054848, 583572966788128320, 34534249243423434450, 1358435234100803814340, 37831746939409059248040, 788796221709817955804040
(list; graph; refs; listen; history; internal format)
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