login
The OEIS is supported by the many generous donors to the OEIS Foundation.

 

Logo
Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A198166 Primes from merging of 6 successive digits in decimal expansion of sqrt(2). 25
135623, 569671, 480731, 850387, 157273, 384623, 585073, 970999, 927557, 275579, 950501, 686201, 450839, 514079, 989687, 872533, 583523, 750287, 759961, 961729, 983557, 752203, 531857, 857011, 570113, 374603, 340849, 868999, 997069, 970699, 900481, 277903 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

Leading zeros are not permitted, so each term is 6 digits in length.

LINKS

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

MATHEMATICA

With[{len=6}, 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, A198167, A198168, A198169, A198170, A198171, A198172, A198173, A198174, A198175, A104851, A198177.

Sequence in context: A263891 A235209 A183734 * A234166 A023341 A172887

Adjacent sequences:  A198163 A198164 A198165 * A198167 A198168 A198169

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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 21 10:25 EST 2022. Contains 350477 sequences. (Running on oeis4.)