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Square triangular numbers, etc

🔗Gene Ward Smith <gwsmith@svpal.org>

1/4/2004 2:18:01 PM

http://mathworld.wolfram.com/SquareTriangularNumber.html

http://www.research.att.com/cgi-bin/access.cgi/as/njas/sequences/eisA.cgi?Anum=A006452

http://www.research.att.com/cgi-bin/access.cgi/as/njas/sequences/eisA.cgi?Anum=A006454