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A030600 Length of the n-th run of digit 5 in A030588. 6
1, 1, 1, 1, 2, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 3, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 2, 1, 1, 3, 2, 3, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1, 1, 1, 1, 1, 1, 2, 1, 1 (list; graph; refs; listen; history; text; internal format)
OFFSET
1,5
LINKS
PROG
(PARI)
up_to = 20000;
A030600list(up_to, d=5) = { my(v=vector(up_to), ds=List([]), o=1, j=1, rl=0, i=0); while(i<up_to, if(j>#ds, ds=digits(o, 6); j=1; o+=2); if(d==ds[j], rl++, if(rl, i++; v[i] = rl; rl=0)); j++); (v); };
v030600 = A030600list(up_to);
A030600(n) = v030600[n]; \\ Antti Karttunen, Dec 24 2018
CROSSREFS
Sequence in context: A086011 A124760 A077619 * A079700 A357722 A135362
KEYWORD
nonn,base
AUTHOR
STATUS
approved

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Last modified March 28 05:39 EDT 2024. Contains 371235 sequences. (Running on oeis4.)