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A028076 Expansion of 1/((1-3x)(1-6x)(1-7x)(1-10x)). 1
1, 26, 435, 5980, 73721, 849966, 9381535, 100546160, 1055929941, 10932713506, 112061907035, 1140487891140, 11548313690161, 116513300146646, 1172500867726935, 11777524096712920, 118148491080002381, 1184131514779885386, 11860044495183801235 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,2

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 0..1000

FORMULA

a(n) = (10^(n+3)-7^(n+4)+7*6^(n+3)-3^(n+3))/84. [Yahia Kahloune, Jun 10 2013]

MAPLE

A028076:=n->(10^(n+3)-7^(n+4)+7*6^(n+3)-3^(n+3))/84; seq(A028076(n), n=0..20); # Wesley Ivan Hurt, Feb 26 2014

MATHEMATICA

Table[(10^(n+3)-7^(n+4)+7*6^(n+3)-3^(n+3))/84, {n, 0, 20}] (* Wesley Ivan Hurt, Feb 26 2014 *)

CoefficientList[Series[1/((1 - 3 x) (1 - 6 x) (1 - 7 x) (1 - 10 x)), {x, 0, 30}], x] (* Vincenzo Librandi, Mar 04 2014 *)

PROG

(MAGMA) [(10^(n+3)-7^(n+4)+7*6^(n+3)-3^(n+3))/84: n in [0..20]]; // Vincenzo Librandi, Mar 04 2014

CROSSREFS

Sequence in context: A028120 A028079 A028117 * A028005 A028065 A028113

Adjacent sequences:  A028073 A028074 A028075 * A028077 A028078 A028079

KEYWORD

nonn,easy

AUTHOR

N. J. A. Sloane.

EXTENSIONS

More terms from Vincenzo Librandi, Mar 04 2014

STATUS

approved

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Last modified January 20 06:12 EST 2022. Contains 350467 sequences. (Running on oeis4.)