

A178054


Numbers representing the index of the day of week for the first day of the month in the Gregorian calendar.


4



6, 2, 3, 6, 1, 4, 6, 2, 5, 0, 3, 5, 1, 4, 4, 0, 2, 5, 0, 3, 6, 1, 4, 6, 2, 5, 5, 1, 3, 6, 1, 4, 0, 2, 5, 0, 3, 6, 6, 2, 4, 0, 2, 5, 1, 3, 6, 1, 4, 0, 1, 4, 6, 2, 4, 0, 3, 5, 1, 3, 6, 2, 2, 5, 0, 3, 5, 1, 4, 6, 2, 4, 0, 3, 3, 6, 1, 4, 6, 2, 5, 0, 3, 5, 1, 4, 4, 0, 2, 5, 0, 3, 6, 1, 4, 6, 2, 5, 6, 2, 4, 0, 2, 5, 1
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OFFSET

1,1


COMMENTS

The index is 0based, so 0 = Sunday, 1 = Monday, 2 = Tuesday, 3 = Wednesday, 4 = Thursday, 5 = Friday, 6 = Saturday.
The first term in the sequence represents the day of the week index for January 1, A.D. 2000.
The sequence repeats after 4800 terms, representing 400 years in the Gregorian calendar system.


LINKS

Lyle P. Blosser, Table of n, a(n) for n = 1..4800
Index entries for sequences related to calendars


EXAMPLE

a(1) = 6, so day of week for January 1, 2000 is Saturday; a(2) = 2, so day of week for February 1, 2000 is Tuesday; a(3) = 3, so day of week for March 1, 2000 is Wednesday.


CROSSREFS

Cf. A178055. If a(n) is the nth term of A178054 and b(n) is the nth term of A178055, then a(n) + b(n) (modulus 7) = a(n+1).
Sequence in context: A090425 A160081 A240937 * A195453 A259543 A256632
Adjacent sequences: A178051 A178052 A178053 * A178055 A178056 A178057


KEYWORD

easy,nonn


AUTHOR

Lyle P. Blosser (lyleblosser(AT)att.net), May 18 2010


STATUS

approved



