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A073583
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Decimal expansion of 23/19.
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0
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1, 2, 1, 0, 5, 2, 6, 3, 1, 5, 7, 8, 9, 4, 7, 3, 6, 8, 4, 2, 1, 0, 5, 2, 6, 3, 1, 5, 7, 8, 9, 4, 7, 3, 6, 8, 4, 2, 1, 0, 5, 2, 6, 3, 1, 5, 7, 8, 9, 4, 7, 3, 6, 8, 4, 2, 1, 0, 5, 2, 6, 3, 1, 5, 7, 8, 9, 4, 7, 3, 6, 8, 4, 2, 1, 0, 5, 2, 6, 3, 1, 5, 7, 8, 9, 4, 7, 3, 6, 8, 4, 2, 1, 0, 5, 2, 6, 3, 1, 5, 7, 8, 9, 4, 7
(list; constant; graph; refs; listen; history; internal format)
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OFFSET
| 1,2
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COMMENTS
| Periodic with period 19-1 = 18 because 19 is a "long period" prime.
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FORMULA
| a(n)=(1/306)*{77*(n mod 18)-25*[(n+1) mod 18]-42*[(n+2) mod 18]+77*[(n+3) mod 18]-42*[(n+4) mod 18]+94*[(n+5) mod 18]-8*[(n+6) mod 18]-8*[(n+7) mod 18]-25*[(n+8) mod 18]-59*[(n+9) mod 18]+43*[(n+10) mod 18]+60*[(n+11) mod 18]-59*[(n+12) mod 18]+60*[(n+13) mod 18]-76*[(n+14) mod 18]+26*[(n+15) mod 18]+26*[(n+16) mod 18]+43*[(n+17) mod 18]}-3*[C(2*n,n) mod 2], with n>=0 - Paolo P. Lava (paoloplava(AT)gmail.com), Feb 15 2008
Equals 1+100*A021479. [From R. J. Mathar (mathar(AT)strw.leidenuniv.nl), Sep 23 2008]
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EXAMPLE
| 1.2105263157894736842105263157894736842105263...
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MATHEMATICA
| RealDigits[23/19, 10, 120][[1]] (* From Harvey P. Dale, Aug 24 2011 *)
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CROSSREFS
| Sequence in context: A114596 A083417 A021479 * A060136 A088391 A128899
Adjacent sequences: A073580 A073581 A073582 * A073584 A073585 A073586
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KEYWORD
| nonn,cons,easy
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AUTHOR
| Sandeep Chellappen (sandeep.chellappen(AT)wipro.com), Aug 28 2002
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EXTENSIONS
| More terms from Benoit Cloitre (benoit7848c(AT)orange.fr), Sep 08 2002
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