A019810 -id:A019810 - cp's OEIS frontend

A111692 Decimal expansion of the fifth root of cosine of 1 degree.

9, 9, 9, 9, 6, 9, 5, 3, 7, 1, 7, 5, 3, 6, 7, 4, 1, 5, 7, 8, 7, 5, 8, 6, 3, 9, 6, 4, 1, 2, 4, 8, 1, 6, 0, 7, 4, 4, 3, 8, 4, 5, 4, 7, 9, 3, 7, 2, 2, 8, 0, 1, 1, 8, 2, 0, 6, 8, 2, 5, 6, 8, 1, 9, 1, 6, 0, 1, 9, 3, 4, 8, 7, 7, 9, 5, 7, 2, 2, 8, 6, 0, 3, 2, 1, 8, 5, 9, 7, 8, 5, 1, 0, 4, 8, 3, 2, 0, 2, 6

Offset: 0

Mohammad K. Azarian, Nov 17 2005

Cf. A019810.

RealDigits[Surd[Cos[1 Degree],5],10,120][[1]] (* Harvey P. Dale, Jul 17 2015 *)

A111714 Decimal expansion of e^(cosine of 1 degree).

Original entry on oeis.org

2, 7, 1, 7, 8, 6, 7, 8, 5, 2, 4, 9, 6, 3, 4, 9, 6, 1, 4, 0, 1, 7, 7, 1, 2, 7, 0, 6, 4, 6, 5, 0, 2, 0, 7, 3, 3, 4, 3, 8, 8, 7, 6, 5, 4, 2, 9, 7, 1, 5, 2, 3, 6, 2, 3, 7, 0, 7, 6, 9, 1, 2, 1, 7, 1, 3, 7, 6, 6, 7, 8, 7, 9, 4, 0, 5, 5, 0, 9, 6, 1, 6, 4, 7, 8, 1, 3, 0, 6, 7, 3, 3, 8, 0, 0, 6, 2, 4, 6, 5

Offset: 1

Mohammad K. Azarian, Nov 17 2005

			2.71786785249634961401...

Index entries for transcendental numbers.

Cf. A019810.

evalf(exp(cos(Pi/180))) ; # R. J. Mathar, Oct 03 2011

RealDigits[E^Cos[1 Degree],10,120][[1]] (* Harvey P. Dale, Apr 30 2014 *)

exp(cos(Pi/180)) \\ Charles R Greathouse IV, Nov 26 2024

A111716 Decimal expansion of abs(log(cosine of 1 degree)).

Original entry on oeis.org

0, 0, 0, 1, 5, 2, 3, 1, 6, 4, 4, 3, 1, 6, 9, 2, 4, 8, 6, 3, 4, 5, 6, 1, 2, 6, 4, 5, 7, 8, 1, 6, 4, 9, 1, 0, 5, 5, 1, 4, 5, 9, 0, 7, 8, 7, 2, 9, 1, 6, 9, 2, 9, 5, 4, 3, 7, 1, 8, 0, 4, 8, 4, 2, 3, 6, 8, 5, 5, 7, 9, 7, 2, 8, 0, 4, 2, 0, 5, 0, 2, 0, 5, 6, 8, 6, 4, 8, 7, 4, 7, 8, 7, 2, 4, 8, 6, 5, 0, 2, 6, 4, 9, 6

Offset: 0

Mohammad K. Azarian, Nov 17 2005

			0.00015231644316924863456126457816491...

Index entries for transcendental numbers

Cf. A019810.

evalf(log(1/cos(Pi/180)), 120);  # Alois P. Heinz, Jul 13 2021

Join[{0, 0, 0}, RealDigits[Log[Cos[1 Degree]], 10, 100][[1]]] (* Amiram Eldar, Jul 13 2021 *)

-log(cos(Pi/180)) \\ Charles R Greathouse IV, May 15 2019

a(101)-a(102) corrected by Georg Fischer, Jul 13 2021

A111717 Decimal expansion of e^(-(cosine of 1 degree)).

Original entry on oeis.org

3, 6, 7, 9, 3, 5, 4, 7, 5, 2, 5, 9, 2, 1, 9, 9, 8, 6, 8, 5, 5, 9, 5, 4, 9, 3, 6, 4, 4, 0, 2, 3, 8, 3, 8, 7, 1, 7, 4, 0, 8, 1, 6, 5, 4, 2, 1, 1, 8, 5, 8, 2, 1, 2, 6, 6, 4, 8, 7, 7, 5, 8, 3, 0, 7, 3, 2, 4, 2, 6, 4, 0, 1, 3, 0, 6, 4, 7, 0, 2, 8, 6, 4, 4, 6, 7, 7, 2, 6, 4, 7, 2, 9, 6, 6, 2, 8, 4, 4, 2

Offset: 0

Mohammad K. Azarian, Nov 17 2005

Cf. A019810.

RealDigits[E^-Cos[1 Degree],10,120][[1]] (* Harvey P. Dale, Apr 18 2025 *)

A111718 Decimal expansion of (abs(log(cosine of 1 degree)))^(-1).

Original entry on oeis.org

6, 5, 6, 5, 2, 7, 9, 3, 5, 6, 5, 3, 5, 6, 2, 6, 5, 1, 4, 0, 2, 7, 0, 3, 4, 4, 3, 8, 9, 9, 3, 4, 2, 3, 6, 1, 6, 1, 1, 7, 5, 0, 8, 9, 2, 7, 1, 0, 5, 5, 7, 8, 4, 8, 0, 0, 8, 4, 5, 6, 6, 2, 8, 0, 9, 3, 4, 0, 9, 4, 8, 9, 9, 9, 4, 2, 4, 9, 7, 0, 0, 6, 3, 8, 3, 5, 4, 2, 1, 4, 8, 8, 2, 9, 7, 9, 7, 7, 1, 1, 9, 9, 6, 4

Offset: 4

Mohammad K. Azarian, Nov 17 2005

			6565.2793565356265140...

Index entries for transcendental numbers

Cf. A019810.

evalf(-1/log(cos(Pi/180))) ; # R. J. Mathar, Oct 03 2011

-1/log(cos(Pi/180)) \\ Charles R Greathouse IV, May 15 2019

a(101)-a(103) corrected by Georg Fischer, Jul 16 2021

A111719 Decimal expansion of abs(log_10(cosine of 1 degree)).

Original entry on oeis.org

0, 0, 0, 0, 6, 6, 1, 5, 0, 1, 9, 0, 7, 7, 1, 5, 3, 4, 9, 3, 6, 5, 8, 0, 6, 8, 6, 2, 0, 3, 0, 3, 6, 5, 4, 6, 7, 1, 4, 2, 3, 5, 9, 7, 6, 7, 5, 1, 1, 7, 6, 0, 6, 0, 8, 2, 5, 4, 7, 5, 6, 2, 0, 4, 8, 1, 5, 7, 5, 1, 0, 5, 5, 3, 3, 9, 5, 6, 2, 9, 1, 5, 4, 4, 1, 6, 9, 8, 2, 6, 0, 6, 2, 9, 6, 7, 6, 0, 9, 1, 2, 6, 5, 0, 5, 2, 1, 9, 7, 8, 8, 2, 4, 8, 3, 6, 3, 2, 7, 4, 3, 3, 3, 4

Offset: 0

Mohammad K. Azarian, Nov 17 2005

Cf. A019810.

Join[{0,0,0,0},RealDigits[Abs[Log10[Cos[1 Degree]]],10,120][[1]]] (* Harvey P. Dale, May 01 2021 *)

Corrected and extended by Harvey P. Dale, May 01 2021

A111720 Decimal expansion of (abs(log_10(cosine of 1 degree)))^(-1).

Original entry on oeis.org

1, 5, 1, 1, 7, 1, 1, 4, 3, 7, 7, 7, 0, 0, 4, 7, 3, 9, 8, 6, 8, 1, 5, 2, 3, 4, 0, 3, 8, 7, 3, 4, 6, 8, 2, 2, 7, 6, 2, 1, 7, 3, 5, 2, 2, 7, 1, 5, 7, 8, 6, 7, 1, 9, 5, 3, 8, 8, 7, 8, 0, 9, 3, 5, 6, 9, 0, 6, 5, 5, 9, 1, 3, 5, 4, 6, 0, 9, 8, 3, 2, 1, 4, 8, 0, 9, 3, 1, 4, 8, 7, 3, 9, 3, 4, 4, 5, 3, 6, 0, 6, 9, 9, 8, 6, 3, 2, 2, 2, 3, 5, 3, 3, 4, 7, 8, 3, 9, 8, 4

Offset: 5

Mohammad K. Azarian, Nov 17 2005

Cf. A019810.

RealDigits[1/Abs[Log10[Cos[1 Degree]]],10,120][[1]] (* Harvey P. Dale, Sep 07 2020 *)

Corrected and extended by Harvey P. Dale, Sep 07 2020

A111722 Decimal expansion of (tan 1 degree)^4.

Original entry on oeis.org

0, 0, 0, 0, 0, 0, 0, 9, 2, 8, 2, 9, 4, 7, 0, 7, 5, 9, 3, 0, 4, 7, 2, 6, 9, 4, 8, 3, 0, 7, 7, 9, 2, 7, 9, 2, 2, 4, 1, 4, 2, 9, 6, 1, 9, 8, 7, 2, 4, 7, 3, 2, 4, 2, 6, 5, 2, 2, 5, 9, 6, 8, 2, 1, 3, 4, 1, 0, 1, 2, 1, 2, 1, 6, 6, 0, 9, 8, 2, 5, 1, 4, 5, 1, 2, 6, 0, 5, 8, 0, 8, 2, 4, 9, 7, 9, 7, 4, 4, 8, 3, 2, 9, 1, 3

Offset: 0

Mohammad K. Azarian, Nov 21 2005

Algebraic integer of degree 24. - Charles R Greathouse IV, May 13 2019

			9.28294707593047269483077927922414296198724732426522596821341012121660\
982514512605808249797448329135150351931414911558990*10^(-8)

Cf. A019810, A019898.

Join[{0,0,0,0,0,0,0},RealDigits[Tan[1 Degree]^4,10,120][[1]]] (* Harvey P. Dale, Nov 20 2023 *)

tan(Pi/180)^4 \\ Charles R Greathouse IV, May 13 2019

A111754 Decimal expansion of (tan 1 degree)^5.

Original entry on oeis.org

0, 0, 0, 0, 0, 0, 0, 0, 1, 6, 2, 0, 3, 4, 4, 4, 3, 9, 3, 5, 5, 7, 3, 9, 8, 4, 0, 4, 4, 1, 6, 9, 7, 5, 4, 7, 8, 2, 8, 8, 4, 6, 4, 6, 0, 1, 6, 8, 1, 1, 9, 5, 1, 1, 9, 3, 9, 1, 1, 7, 2, 2, 3, 7, 8, 2, 2, 0, 0, 4, 8, 6, 6, 9, 1, 8, 6, 0, 9, 3, 0, 7, 1, 8, 9, 6, 5, 9, 0, 9, 2, 5, 4, 2, 3, 1, 6, 8, 2, 8, 0, 3, 1, 3, 6

Offset: 0

Mohammad K. Azarian, Nov 21 2005

Algebraic integer of degree 24. - Charles R Greathouse IV, May 13 2019

			1.62034443935573984044169754782884646016811951193911722378220048669\
186093071896590925423168280313614771115454150975514313*10^(-9)

Cf. A019810, A019898.

tan(Pi/180)^5 \\ Charles R Greathouse IV, May 13 2019

A111760 Decimal expansion of (tan 1 degree)^(1/2).

Original entry on oeis.org

1, 3, 2, 1, 1, 7, 6, 1, 7, 7, 8, 1, 3, 4, 5, 0, 6, 5, 2, 6, 3, 4, 3, 4, 1, 1, 1, 9, 2, 5, 4, 6, 6, 0, 5, 1, 3, 3, 4, 6, 3, 3, 7, 5, 8, 3, 5, 4, 9, 1, 6, 4, 4, 0, 5, 3, 0, 9, 8, 4, 7, 5, 5, 2, 3, 9, 1, 5, 7, 7, 7, 9, 4, 6, 0, 3, 6, 8, 0, 3, 2, 1, 7, 6, 9, 1, 0, 1, 2, 8, 6, 9, 8, 8, 0, 0, 6, 9, 7, 5, 2, 4, 1, 8, 0

Offset: 0

Mohammad K. Azarian, Nov 21 2005

Algebraic integer of degree 48. - Charles R Greathouse IV, May 13 2019

			0.13211761778134506526343411192546605133463375835491644053098475523915...

Cf. A019810, A019898, A019899, A111761, A111762, A111763, A111764, A111765.

RealDigits[Surd[Tan[1 Degree],2],10,120][[1]] (* Harvey P. Dale, Apr 12 2013 *)

sqrt(tan(Pi/180)) \\ Charles R Greathouse IV, May 13 2019

Offset corrected by Mohammad K. Azarian, Dec 11 2008

cp's OEIS Frontend

A111692 Decimal expansion of the fifth root of cosine of 1 degree.

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A111714 Decimal expansion of e^(cosine of 1 degree).

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A111716 Decimal expansion of abs(log(cosine of 1 degree)).

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A111717 Decimal expansion of e^(-(cosine of 1 degree)).

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A111718 Decimal expansion of (abs(log(cosine of 1 degree)))^(-1).

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A111719 Decimal expansion of abs(log_10(cosine of 1 degree)).

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A111720 Decimal expansion of (abs(log_10(cosine of 1 degree)))^(-1).

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A111722 Decimal expansion of (tan 1 degree)^4.

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A111754 Decimal expansion of (tan 1 degree)^5.

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