102122

Appears in sequences

• Positive numbers k such that k and 2*k are anagrams of each other in base 3 (k is written here in base 3).at n=13A023058
• Ternary emirpimes.at n=29A119684
• Triangle read by rows: T(n,k) is the number of bicolored cubic graphs on 2n unlabeled vertices with k vertices of the first color, n >= 0, 0 <= k <= 2*n.at n=52A361361
• Triangle read by rows: T(n,k) is the number of bicolored cubic graphs on 2n unlabeled vertices with k vertices of the first color, n >= 0, 0 <= k <= 2*n.at n=60A361361