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A157543
Half the number of length n integer sequences with sum zero and sum of squares 242.
+0
1
1, 3, 66, 1330, 19815, 310023, 4512844, 69146820, 1023450345, 13538157655, 163977086526, 1870633964706, 20447484311345, 216134818489905, 2218284360150120, 22111545640638832, 213615563307370209
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Maintained by
N. J. A. Sloane
(
njas@research.att.com
)
Last modified December 11 12:57 EST 2009. Contains 170656 sequences.
AT&T Labs Research
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