This site is supported by donations to The OEIS Foundation.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A318523 Decimal expansion of sqrt((1/5)^(1/5)+(4/5)^(1/5)). 2
 1, 2, 9, 6, 5, 8, 4, 8, 0, 7, 6, 6, 5, 0, 1, 8, 3, 0, 7, 4, 9, 2, 4, 0, 1, 6, 4, 5, 8, 2, 9, 1, 3, 5, 7, 7, 7, 4, 8, 5, 1, 3, 5, 2, 1, 3, 4, 8, 5, 3, 0, 2, 2, 6, 1, 4, 2, 7, 4, 3, 1, 4, 1, 8, 0, 8, 9, 6, 1, 9, 4, 0, 5, 0, 6, 2, 0, 3, 2, 7, 7, 8, 6, 3, 6, 1 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,2 COMMENTS Ramanujan's question 1070 (i) asks for a proof of the identities sqrt((1/5)^(1/5)+(4/5)^(1/5)) = (1+2^(1/5)+8^(1/5))^(1/5) = (16/125)^(1/5)+(8/125)^(1/5)+(2/125)^(1/5)-(1/125)^(1/5). REFERENCES S. Ramanujan, Coll. Papers, Chelsea, 1962, page 334, Question 1070. LINKS EXAMPLE 1.296584807665018307492401645829135777485135213485302261427431418... PROG (PARI) sqrt((1/5)^(1/5)+(4/5)^(1/5)) CROSSREFS Cf. A318524, A318525. Sequence in context: A011069 A010598 A152564 * A138029 A146481 A233766 Adjacent sequences:  A318520 A318521 A318522 * A318524 A318525 A318526 KEYWORD nonn,cons AUTHOR Hugo Pfoertner, Aug 28 2018 STATUS approved

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

Last modified May 25 22:17 EDT 2019. Contains 323576 sequences. (Running on oeis4.)