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A017180
(9n+1)^8.
0
1, 100000000, 16983563041, 377801998336, 3512479453921, 20047612231936, 83733937890625, 281474976710656, 806460091894081, 2044140858654976, 4702525276151521, 10000000000000000, 19925626416901921, 37588592026706176
OFFSET
0,2
FORMULA
G.f.: ( -1-99999991*x-16083563077*x^2 -228549930883*x^3 -715269738499*x^4 -622149791173*x^5 -146649227383*x^6 -6824762497*x^7 -16777216*x^8 ) / ( (x-1)^9 ). - R. J. Mathar, Jul 07 2017
MATHEMATICA
(9*Range[0, 20]+1)^8 (* or *) LinearRecurrence[{9, -36, 84, -126, 126, -84, 36, -9, 1}, {1, 100000000, 16983563041, 377801998336, 3512479453921, 20047612231936, 83733937890625, 281474976710656, 806460091894081}, 20] (* Harvey P. Dale, Jun 18 2023 *)
CROSSREFS
Sequence in context: A330129 A182750 A033424 * A017276 A017516 A017648
KEYWORD
nonn,easy
AUTHOR
STATUS
approved