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A218609
Distinct values of A218787 in the order of appearance.
4
0, 1, 2, 8, 3, 60, 172, 12, 20, 49, 54, 3016, 10096, 125744802, 101035235, 25, 1358590114, 40796719636668219, 70, 19049, 1770, 18, 7, 16261, 82682568533587123, 17, 36, 307, 315899951699378231, 3871315398, 15215587727307698, 59, 9097520004151634187729920190004140
OFFSET
1,3
COMMENTS
a(n) = A014486-index for the n-th tendril of the infinite beanstalk (A179016), which has not been encountered before, constructed with lesser numbers coming to the left, and larger to the right hand side of each branch.
FORMULA
a(n) = A218787(A218611(n)).
PROG
(Scheme): (define (A218609 n) (A218787 (A218611 n)))
CROSSREFS
These are the mirror-images of binary trees given in A218610, i.e. a(n) = A057163(A218610(n)). A218613 gives the sizes of these trees. Cf. A218611.
Sequence in context: A126951 A282637 A256411 * A268491 A076588 A068565
KEYWORD
nonn
AUTHOR
Antti Karttunen, Nov 11 2012
STATUS
approved