OFFSET
1,2
COMMENTS
Similar to A133583, except the comparison is done in binary.
EXAMPLE
a(4) = 25 since 25 in binary is 11001, the 25th prime is 97, or 1100001 in binary and the first 4 digits of these two binary numbers coincide.
CROSSREFS
KEYWORD
nonn,more,base
AUTHOR
Chai Wah Wu, Jul 24 2014
STATUS
approved