A031284 - OEIS

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A031284

a(n)=(# 3's)-(# 4's) in first n terms of A031269.

0

0, 0, 1, 1, 1, 1, 2, 2, 3, 2, 2, 2, 2, 1, 1, 1, 1, 2, 2, 1, 1, 1, 2, 1, 1, 0, 0, 1, 2, 2, 2, 2, 1, 0, 0, 0, 0, 0, -1, -1, -1, -1, -1, 0, -1, -1, -2, -2, -1, -1, -2, -2, -2, -1, -1, -1, -1, -1, -1, -2, -2, -1, -1, 0, 0, 0, 0, -1, -1, -1, -1, 0, 0, 1, 1, 1

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

OFFSET

1,7

LINKS

Table of n, a(n) for n=1..76.

CROSSREFS

Sequence in context: A237768 A237705 A340673 * A064569 A370372 A375760

Adjacent sequences: A031281 A031282 A031283 * A031285 A031286 A031287

KEYWORD

sign

AUTHOR

Clark Kimberling

STATUS

approved