A147865 Decimal expansion of smallest positive solution to x^5 = tan x.

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

Offset

1,2

Links

Table of n, a(n) for n=1..100.

Example

1.23181804314888978018243295767279236340151138139784...

Mathematica

RealDigits[x /. FindRoot[Tan[x] == x^5, {x, 1.2}, WorkingPrecision -> 120], 10, 100][[1]] (* Amiram Eldar, Jun 09 2021 *)

Prog

(PARI) solve(x=1.2, 1.3, x^5-tan(x)) \\ Charles R Greathouse IV, May 17 2026

Crossrefs

Cf. A115365, A147862, A147863, A147864, A147866, A147867, A147868.

Sequence in context: A171024 A109198 A081320 * A266614 A388310 A175314

Adjacent sequences: A147862 A147863 A147864 * A147866 A147867 A147868

Keyword

nonn,cons

Author

Grover Hughes (ghughes(AT)magtel.com), Nov 16 2008

Status

approved