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A136776 Number of primitive multiplex juggling sequences of length n, base state <1,1> and hand capacity 2. 1
1, 2, 6, 17, 48, 135, 379, 1063, 2980, 8352, 23405, 65584, 183769, 514919, 1442785, 4042614, 11327182, 31738101, 88928244, 249171491, 698163131, 1956209807, 5481178344, 15357920824, 43031938457 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..25.

S. Butler and R. Graham, Enumerating (multiplex) juggling sequences

FORMULA

Generating function = (x-2x^2+x^3)/(1-4x+3x^2+x^3)

CROSSREFS

Cf. A136775.

Sequence in context: A200379 A032638 A090039 * A018915 A019487 A077936

Adjacent sequences:  A136773 A136774 A136775 * A136777 A136778 A136779

KEYWORD

nonn

AUTHOR

Steve Butler, Jan 21 2008

STATUS

approved

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Last modified June 18 22:24 EDT 2013. Contains 226356 sequences.