604661760

Appears in sequences

• a(n) = Sum_{k=0..2n} (k+1) * A026519(n, k).at n=19A027266
• a(n) = Sum_{k=0..2n} (k+1) * A026552(n, k).at n=19A027276
• a(n) = n*6^n.at n=10A036292
• a(n) = (n - 3)^2*(n - 4)*2^n*n^(n-5).at n=6A232995
• Base-6 complementary numbers: n equals the product of the 6 complement (6-d) of its base-6 digits d.at n=30A298976