45464748

Appears in sequences

• Partition the concatenation 1234567...of natural numbers into successive strings which are multiples of 6, all different and > 6. (0 never taken as the most significant digit.)at n=17A077299
• Multiples of 4 that are the concatenation of 4 consecutive natural numbers.at n=10A082242
• Concatenate the consecutive increasing numbers starting with Harshad(n) and ending with Harshad(n+1).at n=20A112131