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A017176
(9n+1)^4.
0
1, 10000, 130321, 614656, 1874161, 4477456, 9150625, 16777216, 28398241, 45212176, 68574961, 100000000, 141158161, 193877776, 260144641, 342102016, 442050625, 562448656, 705911761, 875213056
OFFSET
0,2
FORMULA
G.f.: ( -1-9995*x-80331*x^2-63041*x^3-4096*x^4 ) / (x-1)^5 . - R. J. Mathar, Jul 14 2016
MATHEMATICA
(9*Range[0, 20]+1)^4 (* or *) LinearRecurrence[{5, -10, 10, -5, 1}, {1, 10000, 130321, 614656, 1874161}, 20] (* Harvey P. Dale, Jan 07 2024 *)
CROSSREFS
Sequence in context: A167149 A277398 A326640 * A017272 A017512 A096968
KEYWORD
nonn,easy
AUTHOR
STATUS
approved