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A017308
a(n) = (10*n + 3)^4.
1
81, 28561, 279841, 1185921, 3418801, 7890481, 15752961, 28398241, 47458321, 74805201, 112550881, 163047361, 228886641, 312900721, 418161601, 547981281, 705911761, 895745041, 1121513121, 1387488001
OFFSET
0,1
FORMULA
G.f.: -(81 + 28156*x + 137846*x^2 + 71516*x^3 + 2401*x^4)/(x-1)^5. - R. J. Mathar, Mar 20 2018
PROG
(Magma) [(10*n+3)^4: n in [0..30]]; // Vincenzo Librandi, Jul 31 2011
CROSSREFS
Sequence in context: A100533 A088063 A017200 * A017428 A195274 A189149
KEYWORD
nonn,easy
STATUS
approved