Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A132360
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A132360 Partial sum of irregular primes A000928. +0
1
37, 96, 163, 264, 367, 498, 647, 804, 1037, 1294, 1557, 1828, 2111, 2404, 2711, 3022, 3369, 3722, 4101, 4490, 4891, 5300, 5721, 6154, 6615, 7078, 7545, 8036, 8559, 9100, 9647, 10204, 10781, 11368, 11961, 12568, 13181, 13798, 14417, 15048, 15695, 16348 (list; graph; listen)
OFFSET

1,1

COMMENT

This sequence is infinite because Jensen proved in 1915 that there are infinitely many irregular primes. Primes in the partial sum begin: 37, 163, 367, 647, 2111, 2711. In that subsequence: 37, 647, 2111 are themselves irregular primes.

CROSSREFS

Cf. A000928.

Sequence in context: A044175 A044556 A142525 this_sequence A117854 A145480 A033222

Adjacent sequences: A132357 A132358 A132359 this_sequence A132361 A132362 A132363

KEYWORD

easy,nonn

AUTHOR

Jonathan Vos Post (jvospost3(AT)gmail.com), Nov 08 2007

EXTENSIONS

More terms from R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Nov 12 2007

page 1

Search completed in 0.002 seconds

Lookup | Welcome | Find friends | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Transforms | Puzzles | Hot | Classics
More pages | Superseeker | Maintained by N. J. A. Sloane (njas@research.att.com)

Last modified December 3 01:16 EST 2008. Contains 151161 sequences.


AT&T Labs Research