login
This site is supported by donations to The OEIS Foundation.

 

Logo


Hints
(Greetings from The On-Line Encyclopedia of Integer Sequences!)
A218777 A014486-indices for the Beanstalk-tree growing one natural number at time, starting from the tree of one internal node (1), with the "lesser numbers to the left hand side" construction. 6
1, 3, 6, 15, 39, 117, 359, 1149, 3780, 12752, 43740, 152346, 536655, 1909411, 6852153, 24772328, 90137210, 329838392, 1213048022, 4481262944, 16621500330, 61875433940, 231099456721, 865736972546, 3252139562356, 12247622197965, 46232602224402, 174897265479074 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

COMMENTS

See comments and examples at A218776.

LINKS

Antti Karttunen, Table of n, a(n) for n = 1..128

FORMULA

a(n) = A080300(A218776(n)).

CROSSREFS

a(n) = A057163(A218779(n)). Cf. A218787, A218776, A218781, A218783.

Sequence in context: A327647 A086326 A098701 * A152799 A140824 A001433

Adjacent sequences:  A218774 A218775 A218776 * A218778 A218779 A218780

KEYWORD

nonn

AUTHOR

Antti Karttunen, Nov 17 2012

STATUS

approved

Lookup | Welcome | Wiki | Register | Music | Plot 2 | Demos | Index | Browse | More | WebCam
Contribute new seq. or comment | Format | Style Sheet | Transforms | Superseeker | Recent
The OEIS Community | Maintained by The OEIS Foundation Inc.

License Agreements, Terms of Use, Privacy Policy. .

Last modified October 21 14:20 EDT 2019. Contains 328301 sequences. (Running on oeis4.)