13049563

Appears in sequences

• a(n) is the smallest k > a(n-1) such that k^3 has no digit in common with a(n-1)^3.at n=27A030290
• Number of 2-factors in P_7 X P_2n.at n=3A145415
• Number of 2-factors in P_8 X P_n.at n=6A145417
• Number of ways to cover the n X n+1 grid graph by vertex disjoint cycles.at n=5A222203
• Write n=3i+j, 0<=j<3; a(n) = number of ways to cover the r X s grid graph by vertex disjoint cycles, where (r,s) = (2i+2, 2i+2) (if j=0), (2i+2, 2i+3) (if j=1) or (2i+3, 2i+4) (if j=2).at n=8A222204