678910

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=1A077298
• Smallest multiple of n that is a concatenation of (increasing) natural numbers starting with(n+1).at n=4A077310
• Triangle read by rows: T(n,k) = value of the string of length k beginning at position n in the concatenation of natural numbers in decimal representation, 1<=k<=n.at n=20A162711
• Square array A(m,n) = concatenation of { m, m+1, ..., m+n }, with m, n >= 1, read by falling antidiagonals.at n=41A285807
• Decimal concatenation of the 5 numbers n,n+1,n+2,n+3,n+4.at n=5A375692