74035

Appears in sequences

• a(n) = (117*n^2 - 99*n + 2)/2.at n=36A050408
• a(1) = 0, a(2) = 1, a(n) = concatenate(a(n-1) and a(n-2)) - a(n-1).at n=5A068109
• a(n) = (n^2+1)*(4*n^2+1)*(4*n^2+3).at n=4A082942