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A032133 Number of series-reduced dyslexic planted planar trees with n leaves of 2 colors. 0
2, 3, 12, 61, 340, 2070, 13178, 87115, 590720, 4089214, 28766442, 205072330, 1478149486, 10754615963, 78878136418, 582563752101, 4328922702536, 32341244773080, 242781826475456, 1830377795460438 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,1

LINKS

Table of n, a(n) for n=1..20.

Index entries for sequences related to rooted trees

FORMULA

Doubles (index 2+) under "BIK" (reversible, indistinct, unlabeled) transform.

CROSSREFS

Sequence in context: A052183 A123899 A188588 * A155579 A108261 A013152

Adjacent sequences:  A032130 A032131 A032132 * A032134 A032135 A032136

KEYWORD

nonn

AUTHOR

Christian G. Bower

STATUS

approved

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Last modified February 23 09:57 EST 2018. Contains 299535 sequences. (Running on oeis4.)