213920

Appears in sequences

• Numbers that have exactly eight prime factors counted with multiplicity (A046310) whose digit reversal is different and also has 8 prime factors (with multiplicity).at n=30A109028
• Number of (n+3) X (n+3) 0..1 arrays with no 4 X 4 subblock diagonal sum not equal the antidiagonal sum.at n=1A258949
• Number of (n+3)X(2+3) 0..1 arrays with no 4x4 subblock diagonal sum not equal the antidiagonal sum.at n=1A258951
• T(n,k) = Number of (n+3) X (k+3) 0..1 arrays with no 4 X 4 subblock diagonal sum not equal the antidiagonal sum.at n=4A258957
• Numbers k such that both k and k+1 are Zeckendorf-Niven numbers (A328208) and lazy-Fibonacci-Niven numbers (A328212).at n=14A330713