

A050279


a(n) is the starting position of the first occurrence of a string of at least n '0's in the decimal expansion of Pi.


20



32, 307, 601, 13390, 17534, 1699927, 3794572, 172330850, 2542542102, 8324296435, 371247087572, 1755524129973, 3186699229890, 6381820482331
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OFFSET

1,1


COMMENTS

At least up to a(10), also the starting position of the first occurrence of a string of exactly n '0's in the decimal expansion of Pi, cf. A096764.  M. F. Hasler, Mar 19 2017, edited Sep 03 2017


REFERENCES

Shigeru Kondo, calculation of Pi to 12.8 * 10^9 digits, using the program PiFast of Xavier Gourdon


LINKS

Eric Weisstein's World of Mathematics, Pi Digits


CROSSREFS

Cf. A000796: Decimal expansion (or digits) of Pi.


KEYWORD

nonn,base,more


AUTHOR



EXTENSIONS

More terms from Colin B. Martin (martinc(AT)ram.net.au), Nov 25 2001


STATUS

approved



