66428

Appears in sequences

• Number of binary strings of length n with equal numbers of 00001 and 00101 substrings.at n=17A164195
• Number of length-n binary strings w with the property that if x is a subword of w and |x| >= 6, then x reversed is not a subword of w.at n=31A330012
• Number of maximal subsets of {1..n} containing n such that it is possible to choose a different prime factor of each element (choosable).at n=42A370590