45102

Appears in sequences

• Number of connected numbers (A029827) with binary order (A029837) <= n.at n=17A036387
• Number of (n+2) X (2+2) 0..1 arrays with each 3 X 3 subblock having clockwise perimeter pattern 00010101 or 01010101.at n=13A259736
• Integers k such that 28*phi(29*197^3*k) is not a totient number where phi is the totient function.at n=13A361396