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!)
A034963 Sums of four consecutive primes. 47
17, 26, 36, 48, 60, 72, 88, 102, 120, 138, 152, 168, 184, 202, 220, 240, 258, 272, 290, 306, 324, 348, 370, 390, 408, 420, 432, 456, 480, 508, 534, 556, 576, 596, 620, 638, 660, 682, 700, 724, 744, 762, 780, 800, 830, 860, 890, 912, 928, 942, 964, 988, 1012 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,1
LINKS
FORMULA
a(n) = Sum_{k=0..3} A000040(n+k). - Omar E. Pol, Mar 02 2020
EXAMPLE
a(7) = 17 + 19 + 23 + 29 = 88.
MAPLE
A034963 := proc(n)
add(ithprime(i), i=n..n+3) ;
end proc: # R. J. Mathar, Jun 06 2013
MATHEMATICA
Plus@@@Partition[Prime[Range[6! ]], 4, 1] (* Vladimir Joseph Stephan Orlovsky, Feb 18 2010 *)
PROG
(Magma) [&+[ NthPrime(n+k): k in [0..3] ]: n in [1..90] ]; /* Vincenzo Librandi, Apr 03 2011 */
(PARI) a(n)=my(p=prime(n)); p+sum(i=1, 3, p=nextprime(p+1)) \\ Charles R Greathouse IV, Jul 01 2013
CROSSREFS
Sequence in context: A273785 A171169 A316561 * A120143 A031204 A085051
KEYWORD
nonn,easy
AUTHOR
Patrick De Geest, Oct 15 1998
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 March 19 03:33 EDT 2024. Contains 370952 sequences. (Running on oeis4.)