login
The OEIS Foundation is supported by donations from users of the OEIS and by a grant from the Simons Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A172289 Partial sums of regular primes A007703. 0
3, 8, 15, 26, 39, 56, 75, 98, 127, 158, 199, 242, 289, 342, 403, 474, 547, 626, 709, 798, 895, 1002, 1111, 1224, 1351, 1488, 1627, 1778, 1941, 2108, 2281, 2460, 2641, 2832, 3025, 3222, 3421, 3632, 3855, 4082, 4311, 4550, 4791, 5042, 5311, 5588, 5869, 6182 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

COMMENTS

First 10 terms identical to partial sum of odd primes A071148 because the first irregular prime A000928 is 37. The subsequence of regular primes begins: 3, 127, 199, 709, 1627, 2281. The subsequence of irregular primes begins: 127, 547.

LINKS

Table of n, a(n) for n=1..48.

EXAMPLE

a(20) = 3 + 5 + 7 + 11 + 13 + 17 + 19 + 23 + 29 + 31 + 41 + 43 + 47 + 53 + 61 + 71 + 73 + 79 + 83 + 89 = 798.

CROSSREFS

Cf. A000040, A000367, A000928, A007703.

Sequence in context: A001208 A159465 A071148 * A172296 A048598 A049717

Adjacent sequences:  A172286 A172287 A172288 * A172290 A172291 A172292

KEYWORD

easy,nonn

AUTHOR

Jonathan Vos Post, Jan 30 2010

EXTENSIONS

More terms from R. J. Mathar, Feb 11 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
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified May 27 21:52 EDT 2020. Contains 334671 sequences. (Running on oeis4.)