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<div><span class="kw">theorem </span><span class="lab"><font color="Green" title="E26">Th22</font></span>: <a NAME="T22"><span class="comment"><font color="firebrick">:: NUMPOLY1:22</font></span><br/></a><div class="add"> for <font color="Olive" title="b1">n</font> being   <a href="numpoly1.html#V1" title="NUMPOLY1:attr.1">triangular</a>   <a href="ordinal1.html#NM2" title="ORDINAL1:NM.2">number</a>   holds  not <font color="Olive" title="b1">n</font>,7 <a href="int_1.html#R2" title="INT_1:pred.2">are_congruent_mod</a> 10</div></div>
