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A157647
Decimal expansion of (33+8*sqrt(2))/31.
4
1, 4, 2, 9, 4, 7, 4, 4, 6, 7, 7, 0, 9, 1, 8, 5, 8, 1, 9, 0, 4, 5, 5, 9, 7, 0, 9, 0, 1, 1, 8, 6, 3, 1, 7, 6, 2, 2, 1, 1, 5, 2, 8, 2, 2, 5, 9, 0, 3, 7, 2, 8, 5, 3, 5, 0, 1, 3, 3, 3, 6, 7, 0, 6, 5, 7, 8, 2, 5, 3, 5, 4, 2, 8, 2, 8, 9, 3, 0, 8, 4, 8, 7, 3, 5, 5, 8, 3, 8, 7, 9, 8, 2, 6, 4, 8, 8, 1, 4, 7, 8, 0, 2, 5, 8
OFFSET
1,2
COMMENTS
lim_{n -> infinity} b(n)/b(n-1) = (33+8*sqrt(2))/31 for n mod 3 = {1, 2}, b = A118674.
lim_{n -> infinity} b(n)/b(n-1) = (33+8*sqrt(2))/31 for n mod 3 = {0, 2}, b = A157646.
LINKS
FORMULA
(33+8*sqrt(2))/31 = (8+sqrt(2))/(8-sqrt(2)).
EXAMPLE
(33+8*sqrt(2))/31 = 1.42947446770918581904...
MAPLE
with(MmaTranslator[Mma]): Digits:=100:
RealDigits(evalf((33+8*sqrt(2))/31))[1]; # Muniru A Asiru, Mar 31 2018
MATHEMATICA
RealDigits[(33+8*Sqrt[2])/31, 10, 120][[1]] (* Harvey P. Dale, Mar 02 2014 *)
PROG
(PARI) (33+8*sqrt(2))/31 \\ G. C. Greubel, Mar 30 2018
(Magma) (33+8*Sqrt(2))/31; // G. C. Greubel, Mar 30 2018
CROSSREFS
A118674, A157646, A002193 (decimal expansion of sqrt(2)), A157648 (decimal expansion of (1539+850*sqrt(2))/31^2).
Sequence in context: A051494 A262025 A118013 * A194108 A091452 A194032
KEYWORD
cons,nonn
AUTHOR
Klaus Brockhaus, Mar 11 2009
STATUS
approved