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A080110 Characteristic function of A080112. 3
0, 1, 1, 1, 1, 1, 0, 0, 1, 0, 1, 1, 0, 0, 1, 0, 1, 0, 0, 1, 0, 1, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 1, 0, 0, 1, 0, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 1, 0, 1, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0, 0, 1, 0, 0, 0, 0, 0, 0, 1, 0, 0 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..105.

Index entries for characteristic functions

MAPLE

A080110 := n -> A080116(A080117(n));

PROG

(Sage)

def A080110(n) : return A080116(A080117(n)) # Peter Luschny, Aug 09 2012

CROSSREFS

Sequence in context: A112713 A143536 A204437 * A286419 A257799 A089496

Adjacent sequences:  A080107 A080108 A080109 * A080111 A080112 A080113

KEYWORD

nonn

AUTHOR

Antti Karttunen Feb 11 2003

STATUS

approved

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Last modified November 12 14:43 EST 2019. Contains 329058 sequences. (Running on oeis4.)