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

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A177018 a(n) is the smallest integer >= a(n-1) such that a(n) + A067076(n) + n-1 is an odd prime. 2
3, 3, 3, 4, 4, 5, 5, 6, 8, 8, 10, 11, 11, 12, 14, 16, 16, 18, 19, 19, 21, 22, 24, 27, 28, 28, 29, 29, 30, 36, 37, 39, 39, 43, 43, 45, 47, 48, 50, 52, 52, 56, 56, 57, 57, 62, 67, 68, 68, 69, 71, 71, 75, 77, 79, 81, 81, 83, 84, 84, 88, 94, 95, 95 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

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

EXAMPLE

3+0+0=3; 3+1+1=5; 3+2+2=7; 4+4+3=11; 4+5+4=13; etc.

PROG

(PARI) n=0; c=0; for(i=1, 99, t = n+c+A067076(c); if( t%2 == 1 && isprime(t), print1(n", "); c++, /*else*/ n++ )) /* M. F. Hasler, Jun 18 2010 */

CROSSREFS

Cf. A067076, A169915, A175540.

Sequence in context: A073750 A270059 A120204 * A156349 A237526 A240117

Adjacent sequences:  A177015 A177016 A177017 * A177019 A177020 A177021

KEYWORD

nonn

AUTHOR

Vincenzo Librandi, May 22 2010

EXTENSIONS

Better definition from M. F. Hasler, Jun 18 2010

Edited by N. J. A. Sloane, Jul 18 2010

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 March 29 18:39 EDT 2017. Contains 284273 sequences.