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

 

Logo

"Email this user" was broken Aug 14 to 9am Aug 16. If you sent someone a message in this period, please send it again.

Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A198168 Primes from merging of 8 successive digits in decimal expansion of sqrt(2). 23
42135623, 98078569, 96718753, 76948073, 69480731, 31766797, 76679737, 24784621, 70388503, 64157273, 22970249, 35831413, 75055927, 82060571, 71470109, 55232923, 21450839, 25835239, 23950547, 57502877, 87759961, 18570113, 54374603, 16038689, 38689997, 99970699 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Leading zeros are not permitted, so each term is 8 digits in length.

LINKS

Vincenzo Librandi, Table of n, a(n) for n = 1..1000

MATHEMATICA

With[{len=8}, Select[FromDigits/@Partition[RealDigits[Sqrt[2], 10, 1000][[1]], len, 1], IntegerLength[#]==len&&PrimeQ[#]&]]

CROSSREFS

Cf. A103773, A103789, A103793, A103808, A103809, A103810, A103811, A103812, A104824, A104825, A104826, A104843, A104844, A104845, A104846, A104847, A104848, A104849, A104850, A198161, A198162, A198163, A198164, A198165, A198166, A198167, A198169, A198170, A198171, A198172, A198173, A198174, A198175, A104851, A198177

Sequence in context: A261658 A274812 A251306 * A218109 A263561 A213737

Adjacent sequences:  A198165 A198166 A198167 * A198169 A198170 A198171

KEYWORD

nonn,base

AUTHOR

Harvey P. Dale, Oct 21 2011

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 | More pages
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy .

Last modified August 18 14:09 EDT 2017. Contains 290720 sequences.