A032256 - OEIS

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A032256

Number of dyslexic rooted compound windmills with n nodes with no symmetries.

2

1, 1, 1, 2, 3, 6, 11, 25, 55, 131, 310, 760, 1856, 4602, 11418, 28572, 71679, 180829, 457633, 1163061, 2965132, 7585112, 19458697, 50060307, 129109859, 333784289, 864807439, 2245261973, 5840375469, 15219177003

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

OFFSET

1,4

LINKS

Table of n, a(n) for n=1..30.

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: A284994 A107113 A156807 * A324765 A208602 A051603

Adjacent sequences: A032253 A032254 A032255 * A032257 A032258 A032259

KEYWORD

nonn,eigen

AUTHOR

Christian G. Bower

STATUS

approved