

A002160


Nearest integer to pi^n.
(Formerly M2841 N1142)


2



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
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OFFSET

0,2


REFERENCES

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 AddisonWesley, Reading, MA, 1962, Vol. 1, p. 122.
J. T. Peters, TenPlace 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).


LINKS

Table of n, a(n) for n=0..25.


EXAMPLE

a(0)=1 because pi^0=1. a(10)=93648 because pi^10=93648.047476...


MAPLE

a := []: Digits := 1000: for n from 0 to 50 do: a := [op(a), round(Pi^n)]: od: seq(a[i+1], i=0..50);


CROSSREFS

Cf. A000227.
Sequence in context: A097472 A068094 A100058 * A214839 A114487 A017934
Adjacent sequences: A002157 A002158 A002159 * A002161 A002162 A002163


KEYWORD

nonn,easy


AUTHOR

N. J. A. Sloane.


EXTENSIONS

More terms from Mark Hudson (mrmarkhudson(AT)hotmail.com), Jan 29 2003


STATUS

approved



