1864.] 



the Polygonal Numbers. 



543 



C5 !>• O CO 



^ to C5 r-H 



CO (M r— I ,— . _i 



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O (M CO (M O r-i O 



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tN. CC O CO 



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CO I 



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CS »>. CO 



■t^ 00 —I <;0 CO 

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to CO rf ,— I 



iO '^f CO CO CO 



05 ». O CO 



to ^ Oi Tt< ^ 

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05 »>. lO CO 



00 •— I CO 



CO C-l r-l ,-H 



CJS l>. kO CO 



^ o 



CO <M >— ' 



^ CD 

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CO vH 



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CS» r-H 



lO CO 



O CO 



CO 



o o 



ID 

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s 



C3 so 



1^ 



00 00 00 C5 o --I 



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B 



rO 



£ B 



rO 



s s 



fee 



cr' 



^ CO CO o 



—1 l^Q CTi r-l Oi 



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CO 00 o 



'X) C<l 00 CO r-l CO 



CO 'q* ^ lO <o 



^ CO CO o 



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CO CO o 



„ Tt< _ CO 00 o 



00 (M 00 O CO 



—< C<1 (N CO 



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H If3 



i-H (M CM CO 



rH _ CO 00 O 

 CO O CO r-( ^ 



--I — < <M CO 



^ CO 00 o 



CO W CO '-H -I 



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