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A054845 Number of ways n can be expressed as the sum of consecutive primes. +0
8
1, 1, 0, 2, 0, 1, 1, 0, 1, 1, 1, 1, 0, 1, 0, 2, 1, 1, 0, 0, 0, 2, 1, 0, 1, 0, 1, 1, 1, 2, 0, 0, 0, 0, 2, 1, 0, 1, 0, 3, 1, 1, 0, 0, 0, 1, 1, 1, 0, 0, 1, 2, 0, 0, 1, 0, 1, 2, 2, 1, 0, 0, 0, 0, 0, 2, 1, 0, 0, 2, 2, 1, 0, 1, 0, 1, 1, 1, 0, 0, 0, 3, 1, 0, 0, 0, 1, 1, 2, 0, 0, 0, 0, 1, 0, 2, 1, 0, 2, 2, 1, 1, 0 (list; graph; listen)
OFFSET

1,4

REFERENCES

R. K. Guy, Unsolved Problems In Number Theory, C2.

EXAMPLE

41 = 41 = 11+13+17 = 2+3+5+7+11+13, so a(41)=3.

CROSSREFS

Cf. A054859.

Adjacent sequences: A054842 A054843 A054844 this_sequence A054846 A054847 A054848

Sequence in context: A065339 A122434 A113706 this_sequence A060436 A117163 A096863

KEYWORD

nonn

AUTHOR

Jud McCranie (j.mccranie(AT)comcast.net), May 25 2000

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Last modified October 12 15:26 EDT 2008. Contains 144830 sequences.


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