A032257 - OEIS

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A032257

Number of dyslexic rooted compound windmills with n nodes and leaves of 2 colors with no symmetries.

2

2, 2, 3, 7, 15, 44, 131, 438, 1476, 5111, 17822, 62862, 223204, 798895, 2877861, 10433901, 38041351, 139423129, 513375505, 1898374940, 7046831509, 26249681626, 98092666143, 367633769903, 1381518075474

(list; graph; refs; listen; history; text; internal format)

OFFSET

1,1

LINKS

Table of n, a(n) for n=1..25.

C. G. Bower, Transforms (2)

Index entries for sequences related to mobiles

FORMULA

Shifts left under "DHK" (bracelet, identity, unlabeled) transform.

CROSSREFS

Sequence in context: A064714 A152255 A002848 * A038075 A032236 A128776

Adjacent sequences: A032254 A032255 A032256 * A032258 A032259 A032260

KEYWORD

nonn

AUTHOR

Christian G. Bower

STATUS

approved