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Search: id:A078397
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A078397 a(n) = A078296(n+1)/A078296(n). +0
4
12, 103, 999, 9998, 100004, 1000001, 100000012, 100000007, 9999999952, 999999999936, 9999999999999, 10000000000000008, 999999999999999933, 999999999999999999411, 10000000000000000000006 (list; graph; listen)
OFFSET

1,1

PROGRAM

(PARI) {a=1; for(n=2, 16, k=floor(log(a)/log(10))+1; v=Str(1); for(i=2, n, v=concat(v, Str(i))); s=eval(v); t=s+1; m=floor(log(s)/log(10))+1; d=k-m; s=s*10^d; t=t*10^d; b=1; j=d; while(b>0, q=floor(s/a); while(b>0&&(p=q*a)<t, if(p>=s, print1(q, ", "); b=0, q++)); s=10*s; t=10*t); a=p)}

CROSSREFS

Cf. A078296, A078395, A078396.

Adjacent sequences: A078394 A078395 A078396 this_sequence A078398 A078399 A078400

Sequence in context: A005771 A016228 A016276 this_sequence A099293 A024454 A003431

KEYWORD

base,nonn

AUTHOR

Amarnath Murthy (amarnath_murthy(AT)yahoo.com), Nov 26 2002

EXTENSIONS

Edited and extended by Klaus Brockhaus (klaus-brockhaus(AT)t-online.de), Dec 06 2002

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Last modified October 5 16:50 EDT 2008. Contains 144613 sequences.


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