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A008575 Sectors on darts board. 9
1, 18, 4, 13, 6, 10, 15, 2, 17, 3, 19, 7, 16, 8, 11, 14, 9, 12, 5, 20, 25, 50 (list; graph; refs; listen; history; text; internal format)
OFFSET

1,2

LINKS

Table of n, a(n) for n=1..22.

K. S. Brown, The Dartboard Sequence

CROSSREFS

Cf. A003833.

Sequence in context: A134906 A018815 A014974 * A059654 A080694 A040314

Adjacent sequences:  A008572 A008573 A008574 * A008576 A008577 A008578

KEYWORD

nonn,fini,full

AUTHOR

aubrey.moore(AT)saipan.com; C. R. Sloane

STATUS

approved

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Last modified April 20 09:21 EDT 2021. Contains 343125 sequences. (Running on oeis4.)