A391802 Primes indexed by A391799.

2, 7, 17, 23, 29, 61, 83, 97, 101, 109, 113, 137, 149, 163, 181, 191, 197, 223, 227, 257, 269, 277, 281, 293, 317, 331, 337, 359, 397, 409, 421, 449, 479, 491, 521, 547, 557, 571, 593, 601, 617, 631, 641, 653, 709, 727, 739, 751, 797, 811, 827, 839, 857, 881

Offset

1,1

Links

Table of n, a(n) for n=1..54.

Formula

a(n) = A000040(A391799(n)).

Mathematica

z = 300; p[n_] := Prime[n];
a[n_] := p[2 n + 2] - p[2 n] - p[2 n + 1] + p[2 n - 1];
Prime[Select[Range[z], a[#] > 0 &]]

Crossrefs

Cf. A000027 A391799, A391800, A391801.

Sequence in context: A074884 A227144 A105911 * A038873 A141131 A049594

Adjacent sequences: A391799 A391800 A391801 * A391803 A391804 A391805

Keyword

nonn

Author

Clark Kimberling, Dec 30 2025

Status

approved