A218785 Partial sums of absolute values of A218618.

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

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

Antti Karttunen, Table of n, a(n) for n = 0..8727

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

Adjacent sequences: A218782 A218783 A218784 * A218786 A218787 A218788

Keyword

nonn

Author

Antti Karttunen, Dec 03 2012

Status

approved