0,2
a(n) = sum(i,i=n..(n+1)^2).
Sequence in context: A126964 A008532 A085582 this_sequence A005720 A060326 A124852
Adjacent sequences: A058307 A058308 A058309 this_sequence A058311 A058312 A058313
nonn
N. J. A. Sloane (njas(AT)research.att.com), Dec 09 2000
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