Logo

Greetings from The On-Line Encyclopedia of Integer Sequences!

Hints

Search: id:A054997
Displaying 1-1 of 1 results found. page 1
     Format: long | short | internal | text      Sort: relevance | references | number      Highlight: on | off
A054997 Integers that can be expressed as the sum of consecutive primes in exactly 2 ways. +0
3
5, 17, 23, 31, 36, 53, 59, 60, 67, 71, 72, 90, 97, 100, 101, 109, 112, 119, 120, 127, 131, 138, 139, 143, 152, 173, 180, 181, 187, 204, 210, 211, 221, 228, 233, 258, 263, 269, 271, 276, 300, 304, 323, 330, 331, 349, 353, 372, 373, 379, 384, 390, 395, 408 (list; graph; listen)
OFFSET

1,1

REFERENCES

R. K. Guy, Unsolved Problems in Number Theory, section C2.

LINKS

C. Rivera, Problem with some terms

EXAMPLE

5 can be expressed as 5 or 2+3, so 5 is in the sequence.

CROSSREFS

Cf. A054845, A054859, A054996-A055001.

Sequence in context: A031270 A022141 A091209 this_sequence A067377 A044438 A101414

Adjacent sequences: A054994 A054995 A054996 this_sequence A054998 A054999 A055000

KEYWORD

nonn

AUTHOR

Jud McCranie (j.mccranie(AT)comcast.net), May 30 2000

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 November 21 14:49 EST 2008. Contains 150807 sequences.


AT&T Labs Research