|
|
A276993
|
|
First 3-digit number to appear n times in the decimal expansion of Pi.
|
|
8
|
|
|
314, 592, 446, 117, 105, 19, 381, 279, 609, 609, 848, 848, 654, 654, 654, 654, 19, 19, 965, 965, 965, 965, 19, 19, 19, 494, 564, 390, 390, 390, 390, 390, 682, 682, 390, 346, 390, 390, 390, 390, 390, 390, 346, 346, 346, 99, 201, 201, 201, 201, 201, 201, 201
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,1
|
|
COMMENTS
|
a(6) is the 3-digit number 019.
By the pigeonhole principle, it suffices to examine 1000n - 997 digits of Pi to find the n-th term; on average 1000n - O(sqrt n) will suffice. Do each of 0..999 appear in this sequence? Which appears last? - Charles R Greathouse IV, Sep 26 2016
|
|
LINKS
|
|
|
EXAMPLE
|
a(2) = 592 because 592 is the first 3-digit number to appear 2 times in the decimal expansion of Pi = 3.141(592)653589793238462643383279502884197169399375105820974944(592)...
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn,base
|
|
AUTHOR
|
|
|
EXTENSIONS
|
|
|
STATUS
|
approved
|
|
|
|