OFFSET
0,1
COMMENTS
Equals the sixth right hand column of A175136.
LINKS
Vincenzo Librandi, Table of n, a(n) for n = 0..1000
Index entries for linear recurrences with constant coefficients, signature (6,-15,20,-15,6,-1).
FORMULA
MAPLE
MATHEMATICA
LinearRecurrence[{6, -15, 20, -15, 6, -1}, {16, 120, 482, 1412, 3402, 7168}, 30] (* or *) CoefficientList[Series[(16 +24*x +2*x^2)/(1-x)^6, {x, 0, 50}], x] (* G. C. Greubel, Jan 10 2018 *)
PROG
(Magma) [(21*n^5+245*n^4+1105*n^3+2395*n^2+2474*n+960)/60: n in [0..50]]; // Vincenzo Librandi, May 07 2011
(PARI) x='x+O('x^30); Vec((16 +24*x +2*x^2)/(1-x)^6) \\ G. C. Greubel, Jan 10 2018
(PARI) for(n=0, 30, print1((21*n^5 +245*n^4 +1105*n^3 +2395*n^2 +2474*n +960)/60, ", ")) \\ G. C. Greubel, Jan 10 2018
CROSSREFS
KEYWORD
nonn,easy
AUTHOR
Johannes W. Meijer, May 06 2011
STATUS
approved