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A236290
Decimal expansion of (sqrt(33) - 1) / 2.
0
2, 3, 7, 2, 2, 8, 1, 3, 2, 3, 2, 6, 9, 0, 1, 4, 3, 2, 9, 9, 2, 5, 3, 0, 5, 7, 3, 4, 1, 0, 9, 4, 6, 4, 6, 5, 9, 1, 1, 0, 1, 3, 2, 2, 2, 8, 9, 9, 1, 3, 9, 6, 1, 8, 3, 8, 4, 9, 9, 3, 8, 7, 3, 5, 2, 8, 2, 9, 5, 0, 3, 6, 0, 7, 2, 8, 7, 0, 2, 3, 1, 3, 5, 1, 3, 5, 6, 2, 6, 8, 2, 7, 9, 8, 3, 9, 4
OFFSET
1,1
COMMENTS
Decimal expansion of sqrt(8 - sqrt(8 - sqrt(8 - sqrt(8 - ... )))).
The sequence with a(1) = 3 is decimal expansion of sqrt(8 + sqrt(8 + sqrt(8 + sqrt(8 + ... )))).
A quadratic integer with minimal polynomial x^2 + x - 8. - Charles R Greathouse IV, Apr 21 2016
FORMULA
A235162 - 1.
EXAMPLE
2.37228132326901432992530573410946465911013222899139618384993873528...
MATHEMATICA
RealDigits[(Sqrt[33] - 1)/2, 10, 130]
PROG
(PARI) (sqrt(33)-1)/2 \\ Charles R Greathouse IV, Apr 21 2016
CROSSREFS
Sequence in context: A068960 A358969 A205129 * A105273 A174925 A204986
KEYWORD
nonn,cons
AUTHOR
Jaroslav Krizek, Feb 07 2014
STATUS
approved