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A042877 Denominators of continued fraction convergents to sqrt(970). 2
1, 6, 7, 69, 76, 145, 1381, 1526, 10537, 654820, 3939457, 4594277, 45287950, 49882227, 95170177, 906413820, 1001583997, 6915917802, 429788487721, 2585646844128, 3015435331849, 29724564830769, 32740000162618, 62464564993387, 594921085103101, 657385650096488 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,2
LINKS
Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,0,0,0,0,656346,0,0,0,0,0,0,0,0,1).
FORMULA
G.f.: -(x^16 - 6*x^15 + 7*x^14 - 69*x^13 + 76*x^12 - 145*x^11 + 1381*x^10 - 1526*x^9 + 10537*x^8 + 1526*x^7 + 1381*x^6 + 145*x^5 + 76*x^4 + 69*x^3 + 7*x^2 + 6*x + 1) / (x^18 + 656346*x^9 - 1). - Colin Barker, Dec 25 2013
MATHEMATICA
Denominator[Convergents[Sqrt[970], 30]] (* Vincenzo Librandi, Jan 31 2014 *)
CROSSREFS
Sequence in context: A217548 A335734 A256292 * A219517 A232008 A156791
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Colin Barker, Dec 25 2013
STATUS
approved

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Last modified July 18 09:18 EDT 2024. Contains 374378 sequences. (Running on oeis4.)