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A007880
Westminster chimes at 15-minute intervals (1).
1
1, 2, 3, 5, 1, 2, 3, 6, 1, 2, 3, 7, 1, 2, 3, 8, 1, 2, 3, 9, 1, 2, 3, 10, 1, 2, 3, 11, 1, 2, 3, 12, 1, 2, 3, 13, 1, 2, 3, 14, 1, 2, 3, 15, 1, 2, 3, 16, 1, 2, 3, 5, 1, 2, 3, 6, 1, 2, 3, 7, 1, 2, 3, 8, 1, 2, 3, 9, 1, 2, 3, 10, 1, 2, 3, 11, 1, 2, 3, 12, 1, 2, 3, 13, 1, 2, 3, 14, 1, 2, 3, 15, 1, 2, 3, 16
OFFSET
0,2
MATHEMATICA
With[{c=Table[{{1, 2, 3}, n}, {n, 5, 16}]//Flatten}, Join[c, c]] (* Harvey P. Dale, Oct 01 2018 *)
CROSSREFS
Sequence in context: A134730 A126046 A030604 * A004573 A242730 A123962
KEYWORD
nonn
AUTHOR
STATUS
approved