login
A042125
Denominators of continued fraction convergents to sqrt(587).
2
1, 4, 9, 13, 22, 35, 57, 1346, 1403, 2749, 4152, 6901, 17954, 78717, 3796370, 15264197, 34324764, 49588961, 83913725, 133502686, 217416411, 5134080139, 5351496550, 10485576689, 15837073239, 26322649928, 68482373095, 300252142308, 14480585203879, 58222592957824
OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 3814324, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
a(n) = 3814324*a(n-14) - a(n-28) for n>27, - Vincenzo Librandi, Jan 15 2014
MATHEMATICA
Denominator[Convergents[Sqrt[587], 30]] (* Vincenzo Librandi, Jan 15 2014 *)
CROSSREFS
Cf. A042124.
Sequence in context: A240692 A345743 A022130 * A041905 A098004 A257337
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Jan 15 2014
STATUS
approved