1000000002

Appears in sequences

• Integers k < (reversal of k) such that (reversal of k) + 1 is divisible by k-1.at n=12A052148
• Harmless numbers: numbers without a, h, m or r.at n=50A073416
• a(1) = 1 and a(n+1) is the least number > a(n) that begins with the last digit of a(n) and doesn't end with 0.at n=26A098752
• Lexicographically earliest increasing sequence whose k-th digit is the absolute difference between the two digits touching the k-th comma.at n=28A102663
• Numbers with n 0's between 1 and 2.at n=8A133384
• Least number k not divisible by 10 such that k^3 contains n zeros.at n=22A241489
• List of ternary words obtained by expanding (1+2x)^n mod 3 and reading the coefficients starting with the constant term.at n=9A253091
• Smallest number k such that no n-digit triangular number begins with k.at n=18A254313