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Search: id:A008217
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A008217 floor(n/4)*floor((n+1)/4). +0
1
0, 0, 0, 0, 1, 1, 1, 2, 4, 4, 4, 6, 9, 9, 9, 12, 16, 16, 16, 20, 25, 25, 25, 30, 36, 36, 36, 42, 49, 49, 49, 56, 64, 64, 64, 72, 81, 81, 81, 90, 100, 100, 100, 110, 121, 121, 121, 132, 144, 144, 144, 156, 169, 169, 169 (list; graph; listen)
OFFSET

0,8

CROSSREFS

Adjacent sequences: A008214 A008215 A008216 this_sequence A008218 A008219 A008220

Sequence in context: A023988 A023819 A033827 this_sequence A043552 A035545 A023820

KEYWORD

nonn

AUTHOR

njas

page 1

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.


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