The OEIS is supported by the many generous donors to the OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A250023 Decimal expansion of the cube root of 1729.03. 0
 1, 2, 0, 0, 2, 3, 8, 3, 7, 8, 5, 6, 9, 1, 7, 1, 8, 1, 2, 3, 0, 5, 7, 3, 8, 1, 6, 6, 9, 9, 5, 0, 4, 4, 0, 4, 0, 7, 5, 0, 6, 8, 5, 1, 2, 2, 0, 5, 0, 8, 9, 2, 7, 5, 3, 6, 0, 2, 8, 8, 1, 3, 0, 7, 3, 3, 9, 5, 0, 2, 4, 2, 1, 2, 7, 6, 7, 9, 4, 4, 6, 5, 6, 3, 4, 3, 0, 2, 0, 1, 0, 9, 6, 8, 0, 8, 2, 0, 3, 2, 3, 0, 8, 4, 2 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 2,2 COMMENTS The problem of extracting this cube root pitted an abacus salesman against Nobel Prize winning physicist Richard Feynman one afternoon in Rio de Janeiro. An algebraic number of degree 3 and denominator 10; minimal polynomial 100x^3 - 172903. - Charles R Greathouse IV, Apr 20 2016 REFERENCES Richard Feynman and Ralph Leighton, Surely You're Joking, Mr. Feynman! (Adventures of a Curious Character), chapter "Lucky Numbers," W. W. Norton & Co., NY 1985, pp. 192-198. Dana Mackenzie, The Universe in Zero Words, The Story of Mathematics as Told Through Equations, Princeton University Press, Princeton and Oxford, 2012, Introduction - The Abacist versus the Algorist, page 13. LINKS Table of n, a(n) for n=2..106. Luis Fernandes, Feynman vs. The Abacus Dana Mackenzie, The Universe in Zero Words Eric W. Weisstein's World of Mathematics, Newton's Method Wikipedia, Newton's method Wikipedia, Root-finding algorithm Index entries for algebraic numbers, degree 3 EXAMPLE 12.002383785691718123057381669950440407506851220508927536028813073395024212767944... MATHEMATICA RealDigits[ 1729030^(1/3), 10, 105][[1]] (* please notice the lack of a decimal point *) PROG (PARI) sqrtn(1729.03, 3) \\ Charles R Greathouse IV, Apr 20 2016 CROSSREFS Cf. A000578, A001021, A001235, A005898, A018010, A034126. Sequence in context: A327950 A024870 A147699 * A151669 A115509 A279360 Adjacent sequences: A250020 A250021 A250022 * A250024 A250025 A250026 KEYWORD nonn,cons,easy,less AUTHOR Dana Mackenzie and Robert G. Wilson v, Nov 10 2014 STATUS approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

Last modified September 21 02:47 EDT 2023. Contains 365486 sequences. (Running on oeis4.)