A298509 First differences of A023108.

99, 99, 99, 99, 97, 2, 97, 2, 89, 8, 91, 8, 509, 2, 88, 2, 88, 2, 88, 2, 88, 2, 88, 2, 50, 497, 2, 88, 2, 88, 2, 88, 2, 88, 2, 88, 2, 50, 497, 2, 88, 2, 88, 2, 88, 2, 88, 2, 88, 2

Offset

1,1

Comments

It appears that this sequence has a very regular pattern, as shown by the attached .png graphical visualization.

Links

Alessandro Polcini, Table of n, a(n) for n = 1..100000

Alessandro Polcini, Lychrel steps, graphically visualized in a 1000x1000 grid

Crossrefs

Cf. A023108.

Sequence in context: A316732 A033419 A110397 * A185504 A304009 A305359

Adjacent sequences: A298506 A298507 A298508 * A298510 A298511 A298512

Keyword

nonn,base

Author

Alessandro Polcini, Jan 20 2018

Status

approved