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A025764 Expansion of 1/((1-x)(1-x^2)(1-x^7)). +0
1
1, 1, 2, 2, 3, 3, 4, 5, 6, 7, 8, 9, 10, 11, 13, 14, 16, 17, 19, 20, 22, 24, 26, 28, 30, 32, 34, 36, 39, 41, 44, 46, 49, 51, 54, 57, 60, 63, 66, 69, 72, 75, 79, 82, 86, 89, 93, 96, 100, 104, 108, 112, 116, 120, 124, 128 (list; graph; listen)
OFFSET

0,3

REFERENCES

L. Comtet, Advanced Combinatorics, Reidel, 1974, p. 120, D(n;1,2,7).

FORMULA

round( (n+3)*(n+7)/28).

CROSSREFS

Adjacent sequences: A025761 A025762 A025763 this_sequence A025765 A025766 A025767

Sequence in context: A111581 A116572 A062049 this_sequence A011881 A076678 A029024

KEYWORD

nonn

AUTHOR

njas

page 1

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Last modified October 7 14:39 EDT 2008. Contains 144666 sequences.


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