90123

Appears in sequences

• Numbers in which each digit is the (immediate) successor of the previous one (if it exists) and 0 is considered the successor of 9.at n=45A059043
• Smallest number that has digits in order ...123...901... and is divisible by n. If no such number exists then a(n) = 0.at n=32A061805
• Let S = 12345678901234567890123456..., the cyclic concatenation of digits; partition this string into distinct squarefree numbers. To avoid leading zeros, no member may end with the digit 9.at n=17A085944
• Smallest available integer which fits into the repeating pattern 0123456789.at n=30A098755
• Composites with consecutive (ascending) digits.at n=34A161760