ENVELOPE - source-solutions/HELP GitHub Wiki

s = 1, 2, 3, 9


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| \________________

s = 4, 5, 6, 7, 15


  /|  
 / |_______________

s = 8


|\ |\ |\ |\ |\ |\  
| \| \| \| \| \| \

s = 10


|\  /\  /\  /\  /\
| \/  \/  \/  \/  \

s = 11

    _______________
|\ |
| \|

s = 12


  /| /| /| /| /| /|
 / |/ |/ |/ |/ |/ |

s = 13

   _______________
  /
 /

s = 14


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 /  \/  \/  \/  \/