A218541 First differences of A213715.

1, 1, 1, 1, 1, 2, 1, 1, 2, 2, 2, 1, 1, 2, 2, 2, 1, 2, 2, 3, 1, 1, 2, 2, 2, 1, 2, 2, 3, 1, 2, 2, 2, 2, 2, 2, 3, 1, 1, 2, 2, 2, 1, 2, 2, 3, 1, 2, 2, 2, 2, 2, 2, 3, 1, 2, 2, 2, 2, 3, 3, 2, 3, 3, 2, 3, 4, 1, 1, 2, 2, 2, 1, 2, 2, 3, 1, 2, 2, 2, 2, 2, 2, 3, 1, 2

Offset: 0

Author

Antti Karttunen, Nov 01 2012

Keywords

• nonn

Comments

This sequence seems to share similar fractal characteristics with A213712. See the given link to graph-plot.

Links

• Antti Karttunen, Table of n, a(n) for n = 0..8727
• OEIS Server, Sequence plotted together with A213712 showing similar fractal features.

Programs

Scheme

(define (A218541 n) (- (A213715 (1+ n)) (A213715 n)))

Formula

a(n) = A213715(n+1)-A213715(n).

Extensions

Offset changed from 1 to 0 by Antti Karttunen, Nov 05 2012