A059137 - OEIS

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A059137

A hierarchical sequence (W3{2,2}cc - see A059126).

18, 54, 18, 90, 18, 54, 18, 126, 18, 54, 18, 90, 18, 54, 18, 162, 18, 54, 18, 90, 18, 54, 18, 126, 18, 54, 18, 90, 18, 54, 18, 198, 18, 54, 18, 90, 18, 54, 18, 126, 18, 54, 18, 90, 18, 54, 18, 162, 18, 54, 18, 90, 18, 54, 18, 126, 18, 54, 18, 90, 18, 54, 18, 234, 18, 54

(list; graph; refs; listen; history; text; internal format)

OFFSET

0,1

LINKS

Table of n, a(n) for n=0..65.

Jonas Wallgren, Hierarchical sequences

FORMULA

a(n) = 18*A037227(n). - Mitch Harris, Jun 29 2005

a(n) = A059136(3*n) + A059136(3*n+1) + A059136(3*n+2). - Sean A. Irvine, Sep 13 2022

CROSSREFS

Cf. A037227, A059126, A059136.

Sequence in context: A052495 A052902 A217591 * A346756 A096011 A176026

Adjacent sequences: A059134 A059135 A059136 * A059138 A059139 A059140

KEYWORD

easy,nonn

AUTHOR

Jonas Wallgren, Jan 19 2001

STATUS

approved