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A275634
Expansion of ( 3-2*x-2*x^2 ) / ( 1-5*x+2*x^2+3*x^3 ).
2
3, 13, 57, 250, 1097, 4814, 21126, 92711, 406861, 1785505, 7835670, 34386757, 150905930, 662249126, 2906273499, 12754151453, 55971462889, 245630191042, 1077945575073, 4730553104614, 20759983799798, 91104976064543, 399813253409277, 1754576363517905, 7699940382577342, 33791109425623069
OFFSET
0,1
FORMULA
a(n) = 5*a(n-1)-2*a(n-2)-3*a(n-3) for n>2. - Colin Barker, Aug 10 2016
MATHEMATICA
LinearRecurrence[{5, -2, -3}, {3, 13, 57}, 30] (* Paolo Xausa, Oct 21 2024 *)
PROG
(PARI) Vec((3-2*x-2*x^2)/(1-5*x+2*x^2+3*x^3) + O(x^40)) \\ Colin Barker, Aug 10 2016
CROSSREFS
Has same start as A010921 but is different from it.
Sequence in context: A020515 A049086 A010921 * A163606 A115968 A256939
KEYWORD
nonn,easy
AUTHOR
N. J. A. Sloane, Aug 09 2016
STATUS
approved