A007884 Chimes made by clock striking quarter-hours.

1, 2, 3, 1, 1, 2, 3, 2, 1, 2, 3, 3, 1, 2, 3, 4, 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, 1, 1, 2, 3, 2, 1, 2, 3, 3, 1, 2, 3, 4, 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

Offset

0,2

Comments

Periodic sequence with period 48. - Michel Marcus, Jul 17 2013

Links

Table of n, a(n) for n=0..95.

Mathematica

Table[Flatten[Table[PadRight[{1, 2, 3}, 4, h], {h, 12}]], {2}]//Flatten (* Harvey P. Dale, Jun 16 2023 *)

Prog

(PARI) a(n)= if((n+1)%4, (n+1)%4, ((n+1)/4-1)%12+1) \\ Michel Marcus, Jul 17 2013

Crossrefs

Cf. A001492, A007879, A007880, A007883.

Sequence in context: A036466 A065882 A276327 * A190593 A276336 A212811

Adjacent sequences: A007881 A007882 A007883 * A007885 A007886 A007887

Keyword

nonn

Author

Colin Mallows

Status

approved