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A022029 a(n) = 3*a(n-1) + a(n-2) - a(n-3) - a(n-5). 1
4, 13, 42, 135, 433, 1388, 4449, 14260, 45706, 146496, 469546, 1504979, 4823727, 15460908, 49554976, 158832563, 509086778, 1631714194, 5229935889, 16762880107, 53728029453, 172207945799, 551957272549 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,1
COMMENTS
Sequence agrees with A010919 for n <= 35 only.
LINKS
FORMULA
G.f.: (4+x-x^2-x^4)/(1-3x-x^2+x^3+x^5). - R. J. Mathar, Oct 25 2008
CROSSREFS
Cf. A010919.
Sequence in context: A199842 A192910 A289807 * A010919 A277667 A274952
KEYWORD
nonn
AUTHOR
STATUS
approved

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Last modified March 28 05:02 EDT 2024. Contains 371235 sequences. (Running on oeis4.)