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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 Reinhard Zumkeller, Table of n, a(n) for n = 1..10000 Index entries for sequences related to final digits of numbers 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 Cf. A254143, A254323, A010879, A254398, A254338. Sequence in context: A284116 A200353 A081845 * A140877 A293904 A069286 Adjacent sequences: A254336 A254337 A254338 * A254340 A254341 A254342 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.)