The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

Thanks to everyone who made a donation during our annual appeal!
To see the list of donors, or make a donation, see the OEIS Foundation home page.

 Hints (Greetings from The On-Line Encyclopedia of Integer Sequences!)
 A287013 Decimal expansion of Sum_{n>=0} 1/A000178(n). 1
 2, 5, 8, 6, 8, 3, 4, 5, 3, 0, 9, 3, 6, 4, 7, 1, 9, 0, 1, 4, 9, 8, 8, 4, 7, 4, 4, 1, 6, 9, 1, 9, 4, 3, 4, 7, 1, 7, 3, 3, 5, 7, 0, 9, 0, 1, 2, 7, 8, 8, 7, 7, 9, 4, 4, 7, 5, 1, 4, 8, 4, 8, 4, 7, 9, 5, 4, 6, 2, 0, 6, 0, 2, 5, 4, 9, 7, 0, 0, 8, 3, 6, 8, 2, 2, 7, 3, 7, 3, 3, 8, 7, 8, 8, 1, 4, 3, 1, 5, 3, 2, 7, 1, 6, 1, 0, 9, 0, 6 (list; constant; graph; refs; listen; history; text; internal format)
 OFFSET 1,1 LINKS Patrick C. Schneider, Table of n, a(n) for n = 1..10000 EXAMPLE 2.58683453093647190149884744169194347173357090127887794475148... PROG (PARI) suminf(n=0, 1/prod(k=2, n, k!)) \\ Michel Marcus, Aug 01 2017 CROSSREFS Cf. A000178. Sequence in context: A196605 A182243 A118119 * A057929 A154127 A250206 Adjacent sequences:  A287010 A287011 A287012 * A287014 A287015 A287016 KEYWORD nonn,cons AUTHOR Miguel Alejandro Moreno Barrientos, May 18 2017 EXTENSIONS More terms from Michel Marcus, Aug 01 2017 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 January 20 23:24 EST 2020. Contains 331104 sequences. (Running on oeis4.)