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Ulam spiral (for primes): Difference between revisions
m
used a bigger bullet for the task's premable (so that it's more visible).
m (used a bigger bullet for the task's premable (so that it's more visible).) |
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In the orange grid below, the primes are left intact, and all non-primes are changed to blanks.
Then, in the final transformation of the Ulam spiral (the yellow grid), translate the primes to a glyph such as a <big><big><b>
<br>
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{| class="wikitable" style="float:left;border: 2px solid black; background:yellow; color:black; margin-left:20px;margin-right:auto;text-align:center;width:34em;height:34em;table-layout:fixed;font-size:70%"
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| <big><big>''' '''</big></big> || <big><big>''' '''</big></big> || <big><big>''' '''</big></big> || <big><big>''' '''</big></big> || <big><big>'''
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| <big><big>''' '''</big></big> || <big><big>'''
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| <big><big>'''
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| <big><big>''' '''</big></big> || <big><big>''' '''</big></big> || <big><big>''' '''</big></big> || <big><big>'''
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| <big><big>''' '''</big></big> || <big><big>''' '''</big></big> || <big><big>'''
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| <big><big>''' '''</big></big> || <big><big>'''
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| <big><big>'''
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| <big><big>''' '''</big></big> || <big><big>'''
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| <big><big>'''
|}
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