91011

Appears in sequences

• Decimal concatenation of n, n+1, and n+2.at n=9A001703
• "Lucas-digits": start with "13", append sum of first 2 digits to the preceding number, drop first digit.at n=8A093100
• Beginning with 2, concatenation of n successive numbers such that every partial concatenation is a prime.at n=2A110714
• Duplicate of A001703.at n=9A127422
• Expansion of g.f.: 1/((1 - x - x^2 + x^5 - x^7)*(1 - x^2 + x^5 + x^6 - x^7)).at n=26A147617
• Number of walks within N^3 (the first octant of Z^3) starting at (0,0,0) and consisting of n steps taken from {(-1, -1, -1), (-1, -1, 1), (-1, 1, 0), (0, 1, 0), (1, 0, 0)}.at n=10A149914
• 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=40A162711
• Put the natural numbers together without spaces and read them five at a time advancing one space each time.at n=8A193493