A287747 Concatenation {n, n + 1,.., n + 9}.

12345678910, 234567891011, 3456789101112, 45678910111213, 567891011121314, 6789101112131415, 78910111213141516, 891011121314151617, 9101112131415161718, 10111213141516171819, 11121314151617181920, 12131415161718192021, 13141516171819202122, 14151617181920212223

Offset: 1

Author

XU Pingya, Jun 01 2017

Keywords

• nonn
• base
• easy

Comments

For the position of primes in this sequence, see A287244.

Links

• Paolo Xausa, Table of n, a(n) for n = 1..1000

Crossrefs

Cf. A001704, A001703, A279204, A287244.

Programs

Mathematica

A287747[n_] := FromDigits[Flatten[IntegerDigits[Range[n, n + 9]]]];
Array[A287747, 25] (* Paolo Xausa, Aug 26 2024 *)