1090909

Properties

Appears in sequences

• a(n) = Smallest nontrivial number k > 9 such that |first (leftmost) decimal digit of k - second digit + third digit - fourth digit ...| = n.at n=28A060982
• Smallest number m such that first digit - second digit + third digit - fourth digit ... (of m) = n.at n=28A061479
• a(n) = Smallest nontrivial number k > 9 such that first (leftmost) digit - second digit + third digit - fourth digit ... of k = n.at n=28A061882
• Numbers which divide the concatenation of the two surrounding primes.at n=4A258183
• Integers n such that n, 2n, 3n ... 10n contain almost equally many copies of each base 10 digit.at n=6A267795
• Prime numbersat n=85041