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A007883
Westminster chimes at 15-minute intervals (2).
1
4, 8, 12, 17, 4, 8, 12, 18, 4, 8, 12, 19, 4, 8, 12, 20, 4, 8, 12, 21, 4, 8, 12, 22, 4, 8, 12, 23, 4, 8, 12, 24, 4, 8, 12, 25, 4, 8, 12, 26, 4, 8, 12, 27, 4, 8, 12, 28, 4, 8, 12, 17, 4, 8, 12, 18, 4, 8, 12, 19, 4, 8, 12, 20, 4, 8, 12, 21, 4, 8, 12, 22, 4, 8, 12, 23, 4, 8, 12, 24, 4, 8, 12, 25
OFFSET
1,1
EXAMPLE
First quarter hour: x x x x
second quarter hour: x x x x, x x x x
third quarter hour: x x x x, x x x x, x x x x
one o'clock: x x x x, x x x x, x x x x, x x x x, X
first quarter hour: x x x x
second quarter hour: x x x x, x x x x
third quarter hour: x x x x, x x x x, x x x x
two o'clock: x x x x, x x x x, x x x x, x x x x, X X
...
CROSSREFS
Sequence in context: A355031 A194374 A061085 * A023706 A043333 A037352
KEYWORD
nonn
AUTHOR
STATUS
approved