46352domain: NAppears in sequencesMultiply a(n-1) by 2 and drop all 0's.at n=25A242350Number of (n+2)X(2+2) 0..1 arrays with each 3X3 subblock having clockwise perimeter pattern 00000001 00000101 or 00000111.at n=10A261705Number of relatively prime compositions of n with no 1's.at n=25A337450