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A030563 a(n)=(# 1's)-(# 2's) in first n terms of A030548. 0
1, 0, 0, 0, 0, 1, 1, 2, 3, 4, 3, 4, 4, 5, 5, 6, 6, 5, 5, 4, 5, 4, 3, 2, 2, 1, 1, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 1, 0, 0, 0, 0, 0, 0, 0, 1, 1, 1, 2, 2, 3, 4, 4, 3, 4, 4, 4, 5, 5, 5, 6, 6, 6, 7, 8, 8, 9, 10, 11 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,8

LINKS

Table of n, a(n) for n=1..89.

CROSSREFS

Sequence in context: A031249 A031232 A030583 * A081399 A221108 A205554

Adjacent sequences:  A030560 A030561 A030562 * A030564 A030565 A030566

KEYWORD

nonn

AUTHOR

Clark Kimberling

STATUS

approved

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Last modified August 14 18:13 EDT 2022. Contains 356122 sequences. (Running on oeis4.)