68585

Appears in sequences

• Number of binary strings of length n with equal numbers of 00000 and 01001 substrings.at n=17A164184
• Numbers k such that k and k+1 have at least 4 but not both exactly 4 distinct prime factors.at n=8A321494
• Numbers k such that the least m for which m*k is a ludic number (if such an m exists) sets a new record.at n=13A378051