|
| |
|
|
A082836
|
|
Decimal expansion of the (finite) value of the sum_{ k >= 1, k has no digit equal to 7 in base 10 } 1/k.
|
|
9
| |
|
|
2, 2, 4, 9, 3, 4, 7, 5, 3, 1, 1, 7, 0, 5, 9, 4, 5, 3, 9, 8, 1, 7, 6, 2, 2, 6, 9, 1, 5, 3, 3, 9, 7, 7, 5, 9, 7, 4, 0, 0, 5, 9, 1, 5, 5, 4, 1, 6, 7, 2, 5, 1, 2, 3, 6, 1, 7, 9, 1, 4, 6, 0, 4, 4, 4, 0, 7, 1, 0, 5, 1, 2, 0, 0, 9, 5, 0, 7, 4, 0, 8, 5, 1, 4, 3, 2, 2, 2, 0, 8, 2, 3, 4, 5, 0, 0, 2, 1, 9, 1, 9, 2, 2, 5, 4
(list; constant; graph; refs; listen; history; internal format)
|
|
|
|
OFFSET
| 2,1
|
|
|
REFERENCES
| Robert Baillie, Sums of reciprocals of integers missing a given digit, Amer. Math. Monthly, 86 (1979), 372-374.
Julian Havil, Gamma, Exploring Euler's Constant, Princeton University Press, Princeton and Oxford, 2003, page 34.
|
|
|
LINKS
| Baillie, Revised August 17, 2008, Summing The Curious Series Of Kempner And Irwin [From Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 01 2009]
Wolfram Library Archive, KempnerSums.nb (8.6 KB) - Mathematica Notebook, Summing Kempner's Curious (Slowly-Convergent) Series [From Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 01 2009]
|
|
|
EXAMPLE
| 22.49347531170594539817...
= 22.493475311705945398176226915339775974005915541672512361791460444... [From Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 01 2009]
|
|
|
MATHEMATICA
| (* see the Mmca in Wolfram Library Archive *) [From Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 01 2009]
|
|
|
CROSSREFS
| Cf. A002387, A024101, A082830, A082831, A082832, A082833, A082834, A082835, A082837, A082838, A082839.
Sequence in context: A109214 A000301 A124439 * A201376 A005141 A021982
Adjacent sequences: A082833 A082834 A082835 * A082837 A082838 A082839
|
|
|
KEYWORD
| nonn,cons,base
|
|
|
AUTHOR
| Robert G. Wilson v (rgwv(AT)rgwv.com), Apr 14 2003
|
|
|
EXTENSIONS
| More terms from Robert G. Wilson v (rgwv(AT)rgwv.com), Jun 01 2009
|
| |
|
|
