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Search: id:A047880
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A047880 a(n)=(1/2)*b(n), where b=A049690. +0
1
0, 5, 5, 9, 12, 19, 25, 35, 41, 54, 63, 78, 88, 106, 118, 139, 152, 175, 191, 217, 233, 262, 281, 312, 332, 366, 388, 425, 448, 487, 513, 555, 581, 626, 655, 702, 732, 782, 814, 867, 900, 955, 991, 1049, 1085, 1146, 1185, 1248, 1288 (list; graph; listen)
OFFSET

0,2

CROSSREFS

Sequence in context: A021951 A124175 A011986 this_sequence A058491 A058584 A097910

Adjacent sequences: A047877 A047878 A047879 this_sequence A047881 A047882 A047883

KEYWORD

nonn

AUTHOR

Clark Kimberling (ck6(AT)evansville.edu)

page 1

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Last modified September 6 16:04 EDT 2008. Contains 143483 sequences.


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