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A254339 Final digits of A254143 in decimal representation. 6
1, 4, 7, 6, 8, 4, 7, 9, 7, 6, 8, 8, 9, 8, 4, 7, 7, 9, 7, 6, 8, 6, 8, 9, 8, 8, 8, 9, 9, 9, 8, 4, 7, 7, 7, 9, 9, 7, 6, 8, 8, 9, 8, 6, 8, 8, 9, 8, 8, 9, 8, 8, 9, 9, 9, 9, 9, 8, 4, 7, 7, 7, 7, 9, 9, 7, 6, 8, 6, 8, 9, 8, 8, 8, 9, 9, 9, 8, 6, 8, 8, 8, 9, 9, 8, 8 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,2
COMMENTS
a(n) = A254143(n) mod 10;
also final digits of A254323: a(n) = A254323(n) mod 10.
LINKS
PROG
(Haskell)
a254339 = flip mod 10 . a254143
(PARI) listA237424(lim)=my(v=List(), a, t); while(1, for(b=0, a, t=(10^a+10^b+1)/3; if(t>lim, return(Set(v))); listput(v, t)); a++)
do(lim)=my(v=List(), u=listA237424(lim), t); for(i=1, #u, for(j=1, i, t=u[i]*u[j]; if(t>lim, break); listput(v, t))); apply(n->n%10, Set(v)) \\ Charles R Greathouse IV, May 13 2015
CROSSREFS
Sequence in context: A284116 A200353 A081845 * A140877 A293904 A069286
KEYWORD
nonn,base
AUTHOR
Reinhard Zumkeller, Feb 23 2015
STATUS
approved

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Last modified July 19 00:30 EDT 2024. Contains 374388 sequences. (Running on oeis4.)