1000144

Appears in sequences

• Positive numbers k such that k and 4*k are anagrams in base 6 (written in base 6).at n=24A023066
• Smallest number with n nonprime substrings (Version 2: substrings with leading zeros are counted as nonprime if the corresponding number is > 0).at n=22A213303
• Smallest number with n nonprime substrings (Version 3: substrings with leading zeros are counted as nonprime if the corresponding number is not a prime).at n=22A213304