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A055586 Sixth column of triangle A055584. 2
1, 10, 59, 268, 1037, 3598, 11535, 34832, 100369, 278546, 749587, 1966100, 5046293, 12714006, 31522839, 77070360, 186122265, 444596250, 1051721755, 2466250780, 5737807901, 13254000670, 30417092639, 69390565408 (list; graph; refs; listen; history; internal format)
OFFSET

0,2

FORMULA

G.f. 1/(((1-x)^2)*(1-2*x)^4).

a(n)= A055584(n+5, 5). a(n)= sum(a(j), j=0..n-1)+A055582(n), n >= 1.

CROSSREFS

Cf. A055584, partial sums of A027608.

Sequence in context: A129330 A045950 A061001 * A054489 A140890 A055714

Adjacent sequences:  A055583 A055584 A055585 * A055587 A055588 A055589

KEYWORD

easy,nonn

AUTHOR

Wolfdieter Lang (wolfdieter.lang(AT)physik.uni-karlsruhe.de), May 26 2000

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Last modified February 16 13:12 EST 2012. Contains 205909 sequences.