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 A017097 a(n) = (8*n + 2)^9. 1
 512, 1000000000, 198359290368, 5429503678976, 60716992766464, 406671383849472, 1953125000000000, 7427658739644928, 23762680013799936, 66540410775079424, 167619550409708032, 387420489000000000 (list; graph; refs; listen; history; text; internal format)
 OFFSET 0,1 LINKS Vincenzo Librandi, Table of n, a(n) for n = 0..10000 Index entries for linear recurrences with constant coefficients, signature (10, -45, 120, -210, 252, -210, 120, -45, 10, -1). FORMULA a(0)=512, a(1)=1000000000, a(2)=198359290368, a(3)=5429503678976, a(4)=60716992766464, a(5)=406671383849472, a(6)=1953125000000000, a(7)=7427658739644928, a(8)=23762680013799936, a(9)=66540410775079424, a(n)=10*a(n-1)-45*a(n-2)+120*a(n-3)-210*a(n-4)+252*a(n-5)- 210*a(n-6)+ 120*a(n-7)-45*a(n-8)+10*a(n-9)-a(n-10). - Harvey P. Dale, Dec 15 2011 MATHEMATICA (8*Range[0, 30]+2)^9 (* Harvey P. Dale, Dec 15 2011 *) PROG (MAGMA) [(8*n+2)^9: n in [0..20]]; // Vincenzo Librandi, Jul 12 2011 CROSSREFS Sequence in context: A227663 A016941 A017013 * A160866 A017193 A017301 Adjacent sequences:  A017094 A017095 A017096 * A017098 A017099 A017100 KEYWORD nonn,easy AUTHOR STATUS approved

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Last modified August 3 14:45 EDT 2020. Contains 336198 sequences. (Running on oeis4.)