login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A234804 Positions of 3's in A234323. 6
5826, 5978, 6494, 7563, 8106, 8942, 9601, 9856, 9976, 10000, 10679, 10909, 11499, 11577, 11916, 12080, 12384, 12584, 12607, 13204, 13493, 13637, 13775, 13912, 14025, 14208, 14622, 14970, 15387, 16039, 16176, 16210, 16223, 16320, 16336, 16656, 16749, 16891, 17046, 17143, 17234, 17292, 17354, 17405, 17937, 18241, 18248, 19174, 19304, 19368, 19412, 19494, 19975, 20072, 20237, 20727, 20825, 21009, 21099, 21173, 21403, 21450, 21707, 21993 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..64.

MATHEMATICA

f[n_] := Floor[ Im[ N[ ZetaZero[ n]] ]]; t = Array[f, 20000]; f@# & /@ Select[ Range[20000 - 3], t[[#]] == t[[# + 2]] && t[[#]] != t[[# + 3]] &]

CROSSREFS

Cf. A234323, A234800, A234802, A234803, A234805, A234806, A234807.

Sequence in context: A104284 A237477 A131494 * A261941 A264887 A251189

Adjacent sequences:  A234801 A234802 A234803 * A234805 A234806 A234807

KEYWORD

nonn

AUTHOR

Simon Plouffe and Robert G. Wilson v, Dec 30 2013

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.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 25 11:04 EDT 2019. Contains 323539 sequences. (Running on oeis4.)