STEP: 0
VALUE: 0
ARCS: 0

recamán sequence
a(n) = a(n-1) − n if positive & new
a(n) = a(n-1) + n otherwise

STEP

PAN

ZOOM

SPEED

ARC WIDTH

MODE

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RECAMÁN - PULSE

レカマン数列。引けなければ足す——その単純なルールが描く半円弧の軌跡。

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