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A007643 Primes not of form | 3^x - 2^y |.
(Formerly M5274)
+0
2
41, 43, 53, 59, 67, 71, 83, 89, 97, 103, 107, 109, 113, 131, 137, 149, 151, 157, 163, 167, 173, 181, 191, 193, 197, 199, 223, 233, 251, 257, 263, 271, 277, 281, 283, 293, 307, 311, 313, 317, 331, 337, 347, 349, 353, 359, 367, 373, 379, 383, 389 (list; graph; listen)
OFFSET

1,1

REFERENCES

Problem 1404, Math. Mag., 65 (1992), 265.

CROSSREFS

Cf. A007644.

Adjacent sequences: A007640 A007641 A007642 this_sequence A007644 A007645 A007646

Sequence in context: A045710 A090152 A139774 this_sequence A106098 A095515 A095507

KEYWORD

nonn

AUTHOR

njas, Mira Bernstein, Robert G. Wilson v (rgwv(AT)rgwv.com)

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Last modified October 6 16:13 EDT 2008. Contains 144667 sequences.


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