53754

Appears in sequences

• Numbers k such that sopfr(k) = sopfr(k + sopfr(k)).at n=36A050780
• Number of binary strings of length n with no substrings equal to 0010 or 0101.at n=18A164401
• Number of (n+3)X(n+3) binary arrays with no more than one of any consecutive four bits set in any row or column.at n=2A203040
• Number of (n+3)X6 binary arrays with no more than one of any consecutive four bits set in any row or column.at n=2A203043
• T(n,k)=Number of (n+3)X(k+3) binary arrays with no more than one of any consecutive four bits set in any row or column.at n=12A203048