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A088153 Value of n-th digit in decimal representation of n^n. 7
1, 0, 0, 0, 0, 0, 0, 0, 0, 0, 1, 2, 8, 0, 1, 7, 4, 2, 6, 1, 6, 7, 7, 9, 6, 7, 2, 3, 5, 2, 9, 3, 9, 7, 1, 9, 7, 7, 4, 9, 6, 2, 2, 8, 1, 5, 4, 3, 0, 7, 5, 4, 7, 5, 9, 1, 2, 5, 3, 5, 6, 9, 4, 0, 4, 1, 2, 4, 6, 5, 9, 9, 0, 1, 4, 9, 1, 6, 7, 1, 6, 7, 7, 0, 6, 6, 5, 9, 0, 0, 1, 7, 0, 6, 3, 7, 5, 2, 6, 2, 0, 8 (list; graph; refs; listen; history; text; internal format)
OFFSET

0,12

COMMENTS

a(n)=d(n) with n^n = Sum(d(k)*10^k: 0<=d(k)<10, k>=0).

LINKS

Table of n, a(n) for n=0..101.

Eric Weisstein's World of Mathematics, Decimal

FORMULA

a(n) = floor(n^n / 10^n) mod 10.

EXAMPLE

n=16, 16^16=18446744073709551616, a(16)=4.

a(0)=1, a(k)=0 for 0<k<10 and a(10)=1.

CROSSREFS

Cf. A000312, A088150, A088151, A088152, A088154, A088155, A088156, A088157.

Sequence in context: A021361 A199156 A073001 * A259173 A010594 A093588

Adjacent sequences:  A088150 A088151 A088152 * A088154 A088155 A088156

KEYWORD

nonn,base

AUTHOR

Reinhard Zumkeller, Sep 20 2003

STATUS

approved

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Last modified May 23 23:53 EDT 2017. Contains 286937 sequences.