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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A075315 Pair the natural numbers such that the n-th pair is (k, k+p(n)) where k is the smallest number not occurring earlier and p(n) is the n-th prime. (1, 3), (2, 5), (4, 9), (6, 13), (7, 18), (8, 21), (10, 27), (11, 30), (12, 35), (14, 43), ... This is the sequence of the sum of the members of every pair. 3
4, 7, 13, 19, 25, 29, 37, 41, 47, 57, 61, 69, 75, 81, 87, 97, 105, 109, 117, 123, 129, 137, 145, 153, 163, 169, 175, 181, 185, 191, 207, 213, 221, 227, 239, 245, 253, 261, 267, 275, 283, 289, 301, 305, 311, 317, 331, 345, 353, 357, 363, 371, 377, 389, 397, 405 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..56.

CROSSREFS

Cf. A075313, A075314, A075316.

Sequence in context: A085787 A111710 A191138 * A238327 A243811 A194073

Adjacent sequences:  A075312 A075313 A075314 * A075316 A075317 A075318

KEYWORD

nonn

AUTHOR

Amarnath Murthy, Sep 14 2002

EXTENSIONS

More terms from David Wasserman, Jan 16 2005

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 February 20 20:12 EST 2018. Contains 299385 sequences. (Running on oeis4.)