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A055358 Number of increasing mobiles (circular rooted trees) with n nodes and 4 leaves. 1
6, 96, 874, 6040, 35458, 187288, 920350, 4297240, 19332662, 84615152, 362772194, 1531122296, 6385177274, 26382771464, 108232980822, 441554515704, 1793612585550, 7261158583200, 29318205685050 (list; graph; refs; listen; history; text; internal format)
OFFSET

5,1

LINKS

Table of n, a(n) for n=5..23.

Index entries for sequences related to mobiles

CROSSREFS

Column 4 of A055356.

Sequence in context: A053338 A115400 A279868 * A030989 A288845 A006044

Adjacent sequences:  A055355 A055356 A055357 * A055359 A055360 A055361

KEYWORD

nonn

AUTHOR

Christian G. Bower, May 15 2000

STATUS

approved

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Last modified April 20 04:42 EDT 2019. Contains 322294 sequences. (Running on oeis4.)