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A124758 Product of compositions in standard order. 1
1, 1, 2, 1, 3, 2, 2, 1, 4, 3, 4, 2, 3, 2, 2, 1, 5, 4, 6, 3, 6, 4, 4, 2, 4, 3, 4, 2, 3, 2, 2, 1, 6, 5, 8, 4, 9, 6, 6, 3, 8, 6, 8, 4, 6, 4, 4, 2, 5, 4, 6, 3, 6, 4, 4, 2, 4, 3, 4, 2, 3, 2, 2, 1, 7, 6, 10, 5, 12, 8, 8, 4, 12, 9, 12, 6, 9, 6, 6, 3, 10, 8, 12, 6, 12, 8, 8, 4, 8, 6, 8, 4, 6, 4, 4, 2, 6, 5, 8, 4, 9, 6 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,3

COMMENTS

The standard order of compositions is given by A066099.

LINKS

Alois P. Heinz, Rows n = 0..14, flattened

FORMULA

For a composition b(1),...,b(k), a(n) = Product_{i=1}^k b(i).

EXAMPLE

Composition number 11 is 2,1,1; 2*1*1 = 2, so a(11) = 2.

The table starts:

1

1

2 1

3 2 2 1

CROSSREFS

Cf. A066099, A070939, A118851, A011782 (row lengths), A001906 (row sums).

Sequence in context: A290251 A008687 A080801 * A198328 A227277 A071481

Adjacent sequences:  A124755 A124756 A124757 * A124759 A124760 A124761

KEYWORD

easy,nonn,tabf

AUTHOR

Franklin T. Adams-Watters, Nov 06 2006

STATUS

approved

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Last modified February 18 00:19 EST 2019. Contains 320237 sequences. (Running on oeis4.)