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A159334 Transform of A056594 by the T_{1,1} transformation (see link) 0
2, 4, 9, 23, 55, 126, 291, 678, 1578, 3667, 8523, 19815, 46066, 107089, 248950, 578740, 1345409, 3127695, 7271007, 16903042, 39294807, 91349342, 212361454, 493680487, 1147667895, 2668004163, 6202357186, 14418731129, 33519483178 (list; graph; refs; listen; history; internal format)
OFFSET

0,1

LINKS

R. Choulet, Curtz-like transformation

Index to sequences with linear recurrences with constant coefficients, signature (3,-3,4,-2,1).

FORMULA

O.g.f -(2-2*x+3*x^2+x^4)/((x^2+1)*(x^3-2*x^2+3*x-1)).

for n>=0 a(n+5)=3*a(n+4)-3*a(n+3)+4*a(n+2)-2*a(n+1)+a(n)

CROSSREFS

A159328 - A159331

Sequence in context: A046917 A187044 A159329 * A159330 A159331 A135346

Adjacent sequences:  A159331 A159332 A159333 * A159335 A159336 A159337

KEYWORD

easy,nonn

AUTHOR

Richard Choulet (richardchoulet(AT)yahoo.fr), Apr 10 2009

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Last modified February 16 17:48 EST 2012. Contains 205939 sequences.