Figurate numbers Polygonal number Triangular number Square number Pentagonal number Hexagonal number Heptagonal number Octagonal number Nonagonal number Decagonal number Centered square number Centred pentagonal number Centered hexagonal number ...
Square-rectangular, pentagonal and hexagonal coins
Special-edition klippe coins to commemorate the 10th anniversary of the National Bank of Poland putting a new coinage system into circulation were struck by the Polish State Mint.
Trophy with round shield at left, two hexagonal shields at right, at base a sword and round shield on left and a hexagonal shield and two javelins at right
18mm x 19mm, 3.25g
RIC II, 147b (C)
Ex Steve "Southern Bear" Santore Collection ...
Description état de conservation : Ce poids monétaire est frappé sur un flan hexagonal légèrement irrégulier. Les reliefs sont nets, sauf sur les points les plus hauts.
Many of the coins of Saxony, particularly during the eighteenth century, have fine examples of portraiture and these, together with a variety of square and even hexagonal coins struck to commemorate shooting festivals, form an attractive series.
NERAE TRAIANO AVG GER DAC PM TRP COS V PP. Radiate bust right, slight drapery on left shoulder.
Rev: Trophy with round and hexagonal shields; two shields at base; SPQR OPTIMO PRINCIPI, S - C.
Ex. J. Jencek ...
Century BC, Late Shang Dynasty-early Chou Dynasty, Bronze Socket Head Axe, approximately 116mm long, 25mm wide at attachment point and 12mm across blade, 102 grams, slightly rough green patina, worn through to the original bronze on blade, hexagonal ...
 See also: Bust, Listed, Wreath, Half, Ancient
  
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