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A002994 Initial digits of cubes.
(Formerly M4468)
+0
11
0, 1, 8, 2, 6, 1, 2, 3, 5, 7, 1, 1, 1, 2, 2, 3, 4, 4, 5, 6, 8, 9, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 3, 3, 3, 4, 4, 5, 5, 5, 6, 6, 7, 7, 8, 9, 9, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 1, 2, 2, 2, 2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 3, 3, 4, 4, 4, 4, 4, 4, 5, 5, 5, 5, 5, 6, 6, 6, 6, 7, 7, 7, 7, 8, 8, 8, 8, 9, 9, 9, 1 (list; graph; listen)
OFFSET

0,3

REFERENCES

N. J. A. Sloane and Simon Plouffe, The Encyclopedia of Integer Sequences, Academic Press, 1995 (includes this sequence).

LINKS

Eric Weisstein's World of Mathematics, Gelfand's Question

MATHEMATICA

a[n_]:=First[IntegerDigits[n^3]]; lst={}; Do[AppendTo[lst, a[n]], {n, 0, 5!}]; lst [From Vladimir Orlovsky (4vladimir(AT)gmail.com), Dec 21 2008]

CROSSREFS

a(n)=A000030(A000578(n)), A143464, A002993. [From Reinhard Zumkeller (reinhard.zumkeller(AT)gmail.com), Aug 17 2008]

Sequence in context: A008830 A109614 A020787 this_sequence A097408 A093207 A019660

Adjacent sequences: A002991 A002992 A002993 this_sequence A002995 A002996 A002997

KEYWORD

nonn,easy,base

AUTHOR

N. J. A. Sloane (njas(AT)research.att.com).

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Last modified December 17 13:29 EST 2009. Contains 170826 sequences.


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