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A218789
Partial sums of A218618.
9
0, 1, 0, 1, 0, 3, 4, 3, 6, 11, 10, 11, 10, 13, 18, 17, 10, 11, 12, 15, 16, 15, 18, 23, 22, 15, 16, 17, 20, 13, 14, 15, 10, 11, 6, 3, 2, 3, 2, 5, 10, 9, 2, 3, 4, 7, 0, 1, 2, -3, -2, -7, -10, -11, -18, -17, -16, -21, -20, -9, -8, -7, 6, 7, 2, 1, 4, 5, 4, 7, 12
OFFSET
0,6
COMMENTS
The term a(n) indicates approximately the "balance" of the binary beanstalk (cf. A179016) at n steps up from the root, which in turn has repercussions for the sequences such as A218542 and A218543.
LINKS
PROG
(Scheme with Antti Karttunen's Intseq-library): (define A218789 (PARTIALSUMS 0 0 A218618))
CROSSREFS
KEYWORD
sign,look
AUTHOR
Antti Karttunen, Dec 03 2012
STATUS
approved