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A339450
Numbers k such that there are equal numbers of 0's and 1's and equal numbers of 2's and 3's among the first k digits of the quaternary representation of Pi.
1
0, 4, 87640, 206648324, 206657530, 206657532, 206657560, 206657576
OFFSET
1,2
COMMENTS
There are no more terms below 2*10^9.
EXAMPLE
4 is a term because the first four quaternary digits of Pi are 3, 0, 2, 1, one of each digit.
87640 is a term because among the first 87640 digits there are 21880 0's, 21880 1's, 21940 2's and 21940 3's.
CROSSREFS
KEYWORD
nonn,base,more
AUTHOR
STATUS
approved