A220446 Oscillating primes.

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

Offset: 1

Author

N. J. A. Sloane, Dec 22 2012

Keywords

• nonn

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

• V. H. Moll, An arithmetic conjecture on a sequence of arctangent sums, 2012.

Crossrefs

Cf. A220449.