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Search: id:A055428
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A055428 Number of points in Z^n of norm <= 4. +0
1
1, 9, 49, 257, 1281, 5913, 23793, 88273, 306049, 995241, 3083569, 9217057, 26631041, 74164665, 198807793, 513829617, 1284656385, 3117323593, 7360510001, 16939394369, 38039783425, 83427144281, 178841051889 (list; graph; listen)
OFFSET

0,2
CROSSREFS

Adjacent sequences: A055425 A055426 A055427 this_sequence A055429 A055430 A055431

Sequence in context: A080026 A060867 A081655 this_sequence A012231 A123270 A114040

KEYWORD

nonn

AUTHOR

David W. Wilson (davidwwilson(AT)comcast.net)

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.

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