A268520 Primes in A268519.

181, 1321, 15121, 1335544321, 121474836481, 1351843720888321, 194447329657392904273921, 1405648192073033408478945025720321, 125961484292674138142652481646100481, 1425352958651173079329218259289710264321, 16805647338418769269267492148635364229121

Offset

1,1

Comments

a(19) has 1028 digits. - Michael S. Branicky, Dec 18 2025

Links

Michael S. Branicky, Table of n, a(n) for n = 1..18

Marius Coman, Sequences of Integers, Conjectures and New Arithmetical Tools, Education Publishing, Columbus, Ohio, 2015. See page 24.

Crossrefs

Cf. A268519.

Sequence in context: A067383 A107255 A163442 * A235975 A137530 A069763

Adjacent sequences: A268517 A268518 A268519 * A268521 A268522 A268523

Keyword

nonn,base

Author

N. J. A. Sloane, Feb 10 2016

Extensions

a(10) onward from Michael S. Branicky, Dec 18 2025

Status

approved