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!)
A141102 a(n) = prime(2^n) - n^2. 0
2, 3, 10, 37, 106, 275, 670, 1555, 3590, 8061, 17742, 38729, 83848, 180307, 385868, 821385, 1742248, 3680807, 7753716, 16289647, 34135588, 71378085, 148947610, 310247665 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..24.

EXAMPLE

a(1) = prime(2^1) - 1^2 = prime(2) - 1 = 3 - 1 = 2;

a(4) = prime(2^4) - 4^2 = prime(16) - 16 = 53 - 16 = 37.

MAPLE

seq(ithprime(2^n)-n^2, n=1..24); # Emeric Deutsch, Aug 07 2008

CROSSREFS

Cf. A033844 (prime(2^n)).

Sequence in context: A060604 A075890 A296269 * A144720 A164933 A003048

Adjacent sequences: A141099 A141100 A141101 * A141103 A141104 A141105

KEYWORD

nonn

AUTHOR

Juri-Stepan Gerasimov, Jul 31 2008

EXTENSIONS

Corrected and extended by Emeric Deutsch, Aug 07 2008

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recents
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified January 29 00:02 EST 2023. Contains 359905 sequences. (Running on oeis4.)