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A042153
Denominators of continued fraction convergents to sqrt(601).
2
1, 1, 2, 31, 33, 196, 1013, 3235, 4248, 7483, 19214, 26697, 72608, 171913, 244521, 2372602, 21597939, 23970541, 69539021, 163048583, 232587604, 628223791, 860811395, 1489035186, 5327916953, 28128619951, 145971016708, 174099636659, 2757465566593
OFFSET
0,3
LINKS
Index entries for linear recurrences with constant coefficients, signature (0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 278936607359064, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1).
FORMULA
a(n) = 278936607359064*a(n-31) + a(n-62). - Wesley Ivan Hurt, Jan 01 2024
MATHEMATICA
Denominator[Convergents[Sqrt[601], 30]] (* Vincenzo Librandi, Jan 15 2014 *)
CROSSREFS
Cf. A042152.
Sequence in context: A247099 A053234 A020896 * A267207 A102630 A264783
KEYWORD
nonn,frac,easy
AUTHOR
EXTENSIONS
More terms from Vincenzo Librandi, Jan 15 2014
STATUS
approved