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A002609
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Related to representation as sums of squares.
(Formerly M5088 N2203)
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0
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1, 20, 80, 144, 610, 448, 1120, 2240, 3423, 12200, 14800, 29440, 5470, 6272, 48800, 81664, 73090, 68460, 15600, 87840, 139776, 82880, 189920, 474112, 18525
(list; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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REFERENCES
| J. W. L. Glaisher, On the representation of a number as sum of 18 squares, Quart. J. Math. 38 (1907), 289-351 (see p. 311).
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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CROSSREFS
| Sequence in context: A005565 A066126 A083127 * A195322 A200424 A041776
Adjacent sequences: A002606 A002607 A002608 * A002610 A002611 A002612
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KEYWORD
| nonn
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AUTHOR
| N. J. A. Sloane (njas(AT)research.att.com).
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