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A220446
Oscillating primes.
1
19, 43, 71, 79, 83, 131, 163, 191, 199, 211, 223, 227, 263, 311, 331, 347, 379, 431, 463, 467, 491, 499, 563, 659, 727, 811, 839, 863, 883, 971
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OFFSET
1,1
COMMENTS
These are the primes p for the p-adic valuation of
A220449
has a well-defined oscillation.
See Moll (2012) for precise definition.
LINKS
Table of n, a(n) for n=1..30.
V. H. Moll,
An arithmetic conjecture on a sequence of arctangent sums
, 2012.
CROSSREFS
Cf.
A220449
.
Sequence in context:
A095103
A094843
A094845
*
A155770
A153169
A090797
Adjacent sequences:
A220443
A220444
A220445
*
A220447
A220448
A220449
KEYWORD
nonn
AUTHOR
N. J. A. Sloane
, Dec 22 2012
STATUS
approved
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Last modified August 27 19:37 EDT 2024. Contains 375471 sequences. (Running on oeis4.)