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A017565
a(n) = (12*n + 3)^9.
0
19683, 38443359375, 7625597484987, 208728361158759, 2334165173090451, 15633814156853823, 75084686279296875, 285544154243029527, 913517247483640899, 2558036924386500591, 6443858614676334363
OFFSET
0,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (10, -45, 120, -210, 252, -210, 120, -45, 10, -1).
FORMULA
G.f.: (1/((-1+x)^10))*19683*(1 + 1953115*x + 367889284*x^2 + 6818184988*x^3 + 29742429982*x^4 + 39523450714*x^5 + 16677432820*x^6 + 1955297356*x^7 + 40156777*x^8 + 19683*x^9). - Harvey P. Dale, Jul 01 2021
MATHEMATICA
(12*Range[0, 20]+3)^9 (* or *) LinearRecurrence[{10, -45, 120, -210, 252, -210, 120, -45, 10, -1}, {19683, 38443359375, 7625597484987, 208728361158759, 2334165173090451, 15633814156853823, 75084686279296875, 285544154243029527, 913517247483640899, 2558036924386500591}, 20] (* Harvey P. Dale, Jul 01 2021 *)
CROSSREFS
Sequence in context: A017205 A017313 A017433 * A352037 A321813 A081866
KEYWORD
nonn,easy
STATUS
approved