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A346839 Decimal expansion of Sum_{n>=0} A346838(n) / n!. 1
2, 9, 3, 4, 0, 7, 9, 9, 3, 0, 2, 6, 0, 2, 3, 3, 8, 7, 4, 0, 4, 7, 7, 8, 4, 3, 3, 9, 4, 0, 2, 9, 0, 0, 2, 0, 3, 8, 3, 1, 4, 5, 8, 8, 2, 7, 1, 2, 4, 8, 9, 2, 6, 0, 4, 5, 1, 2, 1, 1, 6, 7, 2, 1, 5, 9, 9, 5, 4, 0, 1, 4, 1, 0, 9, 8, 6, 9, 4, 1, 6, 3, 6, 6, 7, 4, 1, 4, 4, 8 (list; constant; graph; refs; listen; history; text; internal format)
OFFSET
0,1
LINKS
FORMULA
Equals sec(1) - tan(1) = A073448 - A049471. - Amiram Eldar, Aug 17 2021
EXAMPLE
0.29340799302602338740477843394029002038314588271248926...
MAPLE
A := n -> I*(polylog(-n, -I) - exp(I*Pi*n)*polylog(-n, I)) / exp(I*Pi*n/2):
Digits := 120; sum(A(n)/n!, n = 0..infinity): evalf(%)*10^91:
ListTools:-Reverse(convert(floor(%), base, 10));
MATHEMATICA
RealDigits[Sec[1] - Tan[1], 10 , 100][[1]] (* Amiram Eldar, Aug 17 2021 *)
CROSSREFS
Sequence in context: A011066 A071194 A347359 * A137616 A154581 A111689
KEYWORD
nonn,cons
AUTHOR
Peter Luschny, Aug 13 2021
STATUS
approved

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Last modified June 12 18:11 EDT 2024. Contains 373359 sequences. (Running on oeis4.)