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A218785 Partial sums of absolute values of A218618. 4
0, 1, 2, 3, 4, 7, 8, 9, 12, 17, 18, 19, 20, 23, 28, 29, 36, 37, 38, 41, 42, 43, 46, 51, 52, 59, 60, 61, 64, 71, 72, 73, 78, 79, 84, 87, 88, 89, 90, 93, 98, 99, 106, 107, 108, 111, 118, 119, 120, 125, 126, 131, 134, 135, 142, 143, 144, 149, 150, 161, 162, 163 (list; graph; refs; listen; history; text; internal format)
OFFSET
0,3
COMMENTS
The term a(n) tells how many nodes there are in total in all side-trees ("tendrils") encountered (see A213730) after we have walked n steps up along the infinite stem of the binary beanstalk, A179016.
LINKS
PROG
(Scheme with Antti Karttunen's Intseq-library): (define A218785 (PARTIALSUMS 0 0 (compose-funs abs A218618)))
CROSSREFS
Cf. A218789.
Sequence in context: A030701 A305924 A328134 * A267373 A075061 A032876
KEYWORD
nonn
AUTHOR
Antti Karttunen, Dec 03 2012
STATUS
approved

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Last modified June 22 04:48 EDT 2024. Contains 373565 sequences. (Running on oeis4.)