263898

Appears in sequences

• Number of binary strings of length n with no substrings equal to 0001 0110 or 1010.at n=22A164478
• Number of ways to place 2 non-attacking wazirs on an n X n toroidal board.at n=26A201236
• Numbers k whose bi-unitary divisors have an even sum which is larger than 2k, but they cannot be partitioned into two disjoint parts whose sums are equal.at n=32A323342