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A124770
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Number of distinct nonempty subsequences for compositions in standard order.
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1
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0, 1, 1, 2, 1, 3, 3, 3, 1, 3, 2, 5, 3, 5, 5, 4, 1, 3, 3, 5, 3, 5, 5, 7, 3, 5, 5, 8, 5, 8, 7, 5, 1, 3, 3, 5, 2, 6, 6, 7, 3, 6, 3, 8, 6, 7, 8, 9, 3, 5, 6, 8, 6, 8, 7, 11, 5, 8, 8, 11, 7, 11, 9, 6, 1, 3, 3, 5, 3, 6, 6, 7, 3, 5, 5, 9, 5, 9, 9, 9, 3, 6, 5, 9, 5, 7, 8, 11, 6, 9, 8, 11, 9, 11, 11, 11, 3, 5, 6, 8, 5, 9
(list; graph; refs; listen; history; internal format)
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OFFSET
| 0,4
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COMMENTS
| The standard order of compositions is given by A066099.
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EXAMPLE
| Composition number 11 is 2,1,1; the nonempty subsequences are 1; 2; 1,1; 2,1; 2,1,1; so a(11) = 5.
The table starts:
0
1
1 2
1 3 3 3
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CROSSREFS
| Cf. A066099, A124771, A011782 (row lengths).
Sequence in context: A059739 A035566 A110783 * A099246 A039775 A178244
Adjacent sequences: A124767 A124768 A124769 * A124771 A124772 A124773
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KEYWORD
| easy,nonn,tabf
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AUTHOR
| Franklin T. Adams-Watters (FrankTAW(AT)Netscape.net), Nov 06 2006
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