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A173315 Inverse binomial transform of A131800. 0
1, 1, 2, -4, 0, 16, -48, 96, -160, 256, -448, 896, -1920, 4096, -8448, 16896, -33280, 65536, -130048, 260096, -522240, 1048576, -2101248, 4202496, -8396800, 16777216, -33538048, 67076096, -134184960, 268435456, -536936448, 1073872896, -2147614720, 4294967296 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
LINKS
FORMULA
A131800(n) = A000111(n+2) mod 10.
a(n)= -4*a(n-1) -6*a(n-2) -4*a(n-3), n>3. G.f.: (5*x+12*x^2+14*x^3+1)/((2*x+1)*(2*x^2+2*x+1)).
CROSSREFS
Cf. A106603.
Sequence in context: A196225 A127511 A321956 * A205975 A231915 A009170
KEYWORD
sign,easy
AUTHOR
Paul Curtz, Feb 16 2010
EXTENSIONS
Extended, keyword:sign added by R. J. Mathar, Feb 24 2010
STATUS
approved

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Last modified July 14 05:06 EDT 2024. Contains 374291 sequences. (Running on oeis4.)