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An analog of the Polyomino composed of $n$ Isosceles Right Triangles joined along edges of the same length. The number of polyaboloes composed of $n$ triangles are 1, 3, 4, 14, 30, 107, 318, 1106, 3671, ... (Sloane's A006074).

See also Diabolo, Hexabolo, Pentabolo, Tetrabolo, Triabolo


Sloane, N. J. A. Sequence A006074/M2379 in ``An On-Line Version of the Encyclopedia of Integer Sequences.'' and Sloane, N. J. A. and Plouffe, S. The Encyclopedia of Integer Sequences. San Diego: Academic Press, 1995.

© 1996-9 Eric W. Weisstein