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Search: id:A093110
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| A093110 |
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Numbers which can be written as a sum of three elements from A051912. |
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+0
2
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| 0, 1, 2, 3, 4, 5, 6, 8, 9, 12, 13, 14, 15, 17, 18, 21, 26, 27, 30, 32, 33, 34, 36, 37, 39, 40, 45, 46, 49, 58, 64, 65, 68, 71, 72, 73, 75, 76, 77, 79, 84, 85, 88, 96, 97, 103, 104, 107, 116, 124, 125, 126, 128, 129, 132, 135, 137, 138, 141, 142, 143, 146, 150, 155, 156
(list; graph; listen)
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OFFSET
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0,3
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COMMENT
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a(n) increases as n^1.42
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EXAMPLE
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15 occurs since it can be written as 1+1+13, 16 does not occur since it can not be written as a sum of at most 3 terms from the set {0,1,4,13,32,..}=A051912.
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MATHEMATICA
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li=Take[A051912, 16]; Select[Union[Flatten[Outer[Plus, li, li, li]]], # <= Last[li] &]
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CROSSREFS
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Sequence in context: A134030 A100054 A101271 this_sequence A165707 A052063 A129525
Adjacent sequences: A093107 A093108 A093109 this_sequence A093111 A093112 A093113
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KEYWORD
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easy,nonn
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AUTHOR
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Wouter Meeussen (wouter.meeussen(AT)pandora.be), Mar 20 2004
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