7172737475

Appears in sequences

• Partition the concatenation 1234567...of natural numbers into successive strings which are multiples of 5, all different and > 5. (0 never taken as the most significant digit.)at n=21A077298
• Partition of the positive integers on minimal blocks such that concatenation of numbers in each block is an odious number (A000069). Sequence lists the odious numbers obtained in this way.at n=39A248172