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A041742
Numerators of continued fraction convergents to sqrt(391).
2
19, 20, 79, 178, 435, 613, 1048, 2709, 52519, 107747, 160266, 268013, 696292, 1660597, 5678083, 7338680, 284547923, 291886603, 1160207732, 2612302067, 6384811866, 8997113933, 15381925799, 39760965531
OFFSET
0,1
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, 14677360, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1).
FORMULA
a(n) = 14677360*a(n-16) - a(n-32) for n>31. [Bruno Berselli, Nov 07 2013]
MATHEMATICA
Numerator[Convergents[Sqrt[391], 30]] (* Vincenzo Librandi, Nov 07 2013 *)
CROSSREFS
Cf. A041743.
Sequence in context: A041736 A041734 A041744 * A041746 A041748 A041750
KEYWORD
nonn,cofr,frac,easy
AUTHOR
STATUS
approved