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A240358
Decimal expansion of 'c', a constant linked to an estimate of density of zeros of an entire function of exponential type.
2
1, 5, 0, 8, 8, 7, 9, 5, 6, 1, 5, 3, 8, 3, 1, 9, 9, 2, 8, 9, 0, 9, 8, 8, 4, 4, 8, 8, 1, 6, 0, 5, 7, 8, 5, 7, 3, 6, 9, 4, 2, 7, 8, 5, 8, 9, 0, 4, 7, 7, 6, 9, 1, 9, 1, 4, 7, 2, 0, 7, 8, 3, 5, 9, 7, 2, 6, 4, 6, 0, 5, 7, 6, 5, 5, 7, 9, 9, 9, 2, 4, 5, 8, 9, 2, 6, 2, 9, 3, 3, 6, 7, 3, 6, 1, 9, 9, 4, 4, 1
OFFSET
1,2
FORMULA
Solution to log(c + sqrt(c^2 + 1)) = sqrt(1 + 1/c^2).
EXAMPLE
1.5088795615383199289...
MATHEMATICA
FindRoot[Log[c + Sqrt[c^2 + 1]] == Sqrt[1 + 1/c^2], {c, 3/2}, WorkingPrecision -> 100][[1, 2]] // RealDigits[#, 10, 100]& // First
CROSSREFS
Sequence in context: A372391 A294518 A199729 * A200422 A141431 A166011
KEYWORD
nonn,cons
AUTHOR
STATUS
approved