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Search: id:A098924
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| 1, 45, 132, 262, 435, 651, 910, 1212, 1557, 1945, 2376, 2850, 3367, 3927, 4530, 5176, 5865, 6597, 7372, 8190, 9051, 9955, 10902, 11892, 12925, 14001, 15120, 16282, 17487, 18735, 20026, 21360, 22737, 24157, 25620, 27126, 28675, 30267
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OFFSET
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1,2
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COMMENT
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Similar to 21-gonal and 15-gonal numbers.
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EXAMPLE
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If n=10, 10*(43*10 - 41)/2 = 1945
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MATHEMATICA
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Table[n(43n - 41)/2, {n, 1, 40}] - Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Feb 15 2006
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CROSSREFS
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Cf. A051873, A051867.
Sequence in context: A140369 A044296 A044677 this_sequence A131011 A044377 A044758
Adjacent sequences: A098921 A098922 A098923 this_sequence A098925 A098926 A098927
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KEYWORD
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nonn
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AUTHOR
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Parthasarathy Nambi (PachaNambi(AT)yahoo.com), Oct 18 2004
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EXTENSIONS
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More terms from Stefan Steinerberger (stefan.steinerberger(AT)gmail.com), Feb 15 2006
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