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A030620 a(n)=(# 3's)-(# 4's) in first n terms of A030604. 0
0, 0, 1, 1, 1, 1, 1, 1, 2, 3, 3, 2, 2, 3, 3, 3, 3, 3, 2, 2, 2, 2, 2, 2, 2, 2, 1, 1, 1, 1, 0, 0, -1, -2, -1, -1, 0, 0, 0, 0, 0, 0, 0, 0, 0, -1, -2, -1, -1, -1, -1, -1, -1, -1, -1, -1, 0, 0, 0, 0, -1, -1, -1, -1, -1, 0, 0, 0, 0, 1, 0, 0, -1, -1, -1, -1, -1, -2 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,9

LINKS

Table of n, a(n) for n=1..78.

MATHEMATICA

Accumulate[Which[#==3, 1, #==4, -1, True, 0]&/@Flatten[IntegerDigits[#, 6]&/@ Fibonacci[Range[2, 30]]]] (* Harvey P. Dale, Jun 22 2017 *)

CROSSREFS

Sequence in context: A309952 A059252 A251619 * A110764 A107901 A334236

Adjacent sequences:  A030617 A030618 A030619 * A030621 A030622 A030623

KEYWORD

sign

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified August 3 21:19 EDT 2021. Contains 346441 sequences. (Running on oeis4.)