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A002160
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Nearest integer to pi^n.
(Formerly M2841 N1142)
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2
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1, 3, 10, 31, 97, 306, 961, 3020, 9489, 29809, 93648, 294204, 924269, 2903677, 9122171, 28658146, 90032221, 282844564, 888582403, 2791563950, 8769956796, 27551631843, 86556004192, 271923706894, 854273519914, 2683779414318
(list;
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history;
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OFFSET
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0,2
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REFERENCES
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A. Fletcher, J. C. P. Miller, L. Rosenhead and L. J. Comrie, An Index of Mathematical Tables. Vols. 1 and 2, 2nd ed., Blackwell, Oxford and Addison-Wesley, Reading, MA, 1962, Vol. 1, p. 122.
J. T. Peters, Ten-Place Logarithm Table. Vols. 1 and 2, rev. ed. Ungar, NY, 1957, Vol. 1 (Appendix), p. 1.
N. J. A. Sloane, A Handbook of Integer Sequences, Academic Press, 1973 (includes this sequence).
N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).
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LINKS
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Table of n, a(n) for n=0..25.
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EXAMPLE
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a(0)=1 because pi^0=1. a(10)=93648 because pi^10=93648.047476...
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MAPLE
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a := []: Digits := 1000: for n from 0 to 50 do: a := [op(a), round(Pi^n)]: od: seq(a[i+1], i=0..50);
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CROSSREFS
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Cf. A000227.
Sequence in context: A097472 A068094 A100058 * A214839 A114487 A017934
Adjacent sequences: A002157 A002158 A002159 * A002161 A002162 A002163
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KEYWORD
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nonn,easy
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AUTHOR
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N. J. A. Sloane.
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EXTENSIONS
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More terms from Mark Hudson (mrmarkhudson(AT)hotmail.com), Jan 29 2003
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STATUS
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approved
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