

A153244


Positions within the fractional part of pi (.1415926535897932...) at which the digits of pi (31415926535897932...) appear in order.


0



9, 37, 57, 68, 90, 100, 102, 108, 109, 111, 130, 134, 144, 156, 169, 170, 173, 194, 197, 201, 211, 221, 226, 227, 230, 231, 233, 237, 241, 242, 247, 252, 264, 275, 279, 305, 321, 324, 328, 343, 344, 347, 353, 358, 388, 391, 401, 405, 411, 417, 421, 444, 447
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OFFSET

1,1


COMMENTS

The largest gap in the first 98000 digits is 145  the gap occurs between 8 and 4 at positions 236,112 and 236,258, respectively.


LINKS

Table of n, a(n) for n=1..53.


EXAMPLE

a(1)=9 because the first digit of pi (3) occurs in the 9th position of the decimal portion of pi (141592653589793). a(2)=37 because the second digit of pi (1) occurs (after the 9th position) in the 37th position.


CROSSREFS

Sequence in context: A041150 A042021 A137184 * A200774 A273220 A022276
Adjacent sequences: A153241 A153242 A153243 * A153245 A153246 A153247


KEYWORD

easy,nonn,base


AUTHOR

Gil Broussard, Dec 21 2008


STATUS

approved



