login
A041860
Numerators of continued fraction convergents to sqrt(452).
2
21, 64, 85, 489, 1552, 16009, 49579, 263904, 313483, 1204353, 50896309, 153893280, 204789589, 1177841225, 3738313264, 38560973865, 119421234859, 635667148160, 755088383019, 2900932297217, 122594244866133, 370683666895616, 493277911761749, 2837073225704361
OFFSET
0,1
LINKS
Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,0,0,0,0,0,2408706,0,0,0,0,0,0,0,0,0,-1).
FORMULA
G.f.: -(x^19 -21*x^18 +64*x^17 -85*x^16 +489*x^15 -1552*x^14 +16009*x^13 -49579*x^12 +263904*x^11 -313483*x^10 -1204353*x^9 -313483*x^8 -263904*x^7 -49579*x^6 -16009*x^5 -1552*x^4 -489*x^3 -85*x^2 -64*x -21) / ((x^10 -1552*x^5 -1)*(x^10 +1552*x^5 -1)). - Colin Barker, Nov 26 2013
MATHEMATICA
Numerator[Convergents[Sqrt[452], 30]] (* Vincenzo Librandi, Nov 11 2013 *)
CROSSREFS
Sequence in context: A300088 A033481 A041862 * A041864 A041866 A020211
KEYWORD
nonn,cofr,frac,easy,less
AUTHOR
EXTENSIONS
More terms from Colin Barker, Nov 26 2013
STATUS
approved