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A375862
Number of caesium clock "ticks" in time units: tick, second, minute, hour, day, week, month, year, decade, century, millennium, eon (in Julian years).
0
1, 9192631770, 551557906200, 33093474372000, 794243384928000, 5559703694496000, 24174783028746000, 290097396344952000, 2900973963449520000, 29009739634495200000, 290097396344952000000, 290097396344952000000000000
OFFSET
1,2
COMMENTS
The standard SI second has been defined since 1968 as 9192631770 (A230458) transitions ("ticks") of the caesium-133 atom.
The values of a(7) to a(12) are based on the average Julian calendar year of 365.25 days, which appears frequently in astronomical publications, where it is usually called simply "Julian years".
FORMULA
a(n) = A375666(n-1) * 9192631770, n>1.
CROSSREFS
Cf. A053401, A375666 (similar sequences based on units of seconds).
Cf. A213612, A213613, A213614 (use seconds in year).
Cf. A230458 (value of a(2)).
Sequence in context: A034614 A140501 A216014 * A178558 A134448 A048053
KEYWORD
easy,fini,nonn,full
AUTHOR
Robert B Fowler, Aug 31 2024
STATUS
approved