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A012866 a(n+3) = 5*a(n+2)-4*a(n+1)+a(n). 0
0, 1, 2, 6, 23, 93, 379, 1546, 6307, 25730, 104968, 428227, 1746993, 7127025, 29075380, 118615793, 483904470, 1974134558, 8053670703, 32855719753, 134038050511, 546821044246, 2230808738939, 9100797568222 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
FORMULA
G.f. x*(-1+3*x) / ( -1+5*x-4*x^2+x^3 ). - R. J. Mathar, Dec 22 2011
a(n) = A012814(n)-3*A012814(n-1). - R. J. Mathar, Sep 20 2012
CROSSREFS
Cf. A012855.
Sequence in context: A150288 A150289 A326355 * A150290 A150291 A150292
KEYWORD
nonn,easy
AUTHOR
STATUS
approved

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Last modified March 19 01:34 EDT 2024. Contains 370952 sequences. (Running on oeis4.)