A104159 Numbers on a Manchester or Log-End dartboard, as read in a standard, clockwise direction.
4, 20, 1, 16, 6, 17, 8, 12, 9, 14, 5, 19, 2, 15, 3, 18, 7, 11, 10, 13, 4, 20, 1, 16, 6, 17, 8, 12, 9, 14, 5, 19, 2, 15, 3, 18, 7, 11, 10, 13, 4, 20, 1, 16, 6, 17, 8, 12, 9, 14, 5, 19, 2, 15, 3, 18, 7, 11, 10, 13, 4, 20, 1, 16, 6, 17, 8, 12, 9, 14, 5, 19, 2, 15, 3
Offset: 1
Links
- Paolo Xausa, Table of n, a(n) for n = 1..10000
- K. S. Brown, The Dartboard Sequence
- Sven Silow, Why this particular numbering scheme?
- Index entries for linear recurrences with constant coefficients, signature (0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,0,1).
Programs
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Mathematica
PadRight[{}, 100, {4, 20, 1, 16, 6, 17, 8, 12, 9, 14, 5, 19, 2, 15, 3, 18, 7, 11, 10, 13}] (* Paolo Xausa, Jul 14 2025 *)
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