A073441 -id:A073441 - cp's OEIS frontend

A073440 Decimal expansion of csc (Pi degrees) (of course csc (Pi radians) is undefined).

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

Offset: 2

Rick L. Shepherd, Jul 31 2002

			18.2469547845941354008035177376...

Cf. A051553 (sin(Pi degrees)=1/A073440), A051554 (cos(Pi degrees)), A051555 (tan(Pi degrees)), A073441 (sec(Pi degrees)), A073442 (cot(Pi degrees)).

RealDigits[Csc[Pi Degree],10,120][[1]] (* Harvey P. Dale, Jan 31 2014 *)

PARI
```
1/sin(Pi^2/180)
```

A073442 Decimal expansion of cot (Pi degrees) (of course cot (Pi radians) is undefined).

Original entry on oeis.org

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

Offset: 2

Rick L. Shepherd, Jul 31 2002

			18.2195323461120376322202297457...

Cf. A051555 (tan(Pi degrees)=1/A073442), A051553 (sin(Pi degrees)), A051554 (cos(Pi degrees)), A073440 (csc(Pi degrees)), A073441 (sec(Pi degrees)).

PARI
```
cotan(Pi^2/180)
```

cp's OEIS Frontend

A073440 Decimal expansion of csc (Pi degrees) (of course csc (Pi radians) is undefined).

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