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Search: id:A024921
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A024921 a(n) = sum of [ (n/k)*[ n/k ] ], k = 1,2,3,...,n. +0
1
1, 5, 11, 22, 33, 52, 67, 93, 117, 149, 174, 219, 250, 293, 339, 392, 434, 500, 546, 619, 680, 748, 804, 903, 969, 1051, 1131, 1230, 1301, 1422, 1497, 1609, 1708, 1814, 1915, 2062, 2156, 2275, 2388, 2543, 2646, 2808, 2915, 3070, 3219, 3359, 3480, 3683, 3813, 3985, 4137 (list; graph; listen)
OFFSET

1,2

CROSSREFS

Sequence in context: A163704 A131898 A069097 this_sequence A152533 A161896 A167610

Adjacent sequences: A024918 A024919 A024920 this_sequence A024922 A024923 A024924

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

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Last modified November 25 20:09 EST 2009. Contains 167514 sequences.


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