A232191 A walk based on the digits of Pi (A000796).

3, 2, 1, 2, 3, 4, 3, 2, 1, 2, 3, 4, 5, 6, 7, 8, 9, 8, 7, 6, 5, 4, 3, 2, 3, 4, 5, 6, 5, 4, 3, 4, 5, 6, 7, 8, 9, 8, 7, 8, 9, 8, 7, 6, 5, 4, 3, 2, 3, 4, 5, 6, 7, 8, 7, 6, 5, 4, 5, 6, 5, 4, 3, 2, 3, 4, 5, 6, 5, 4, 3, 3, 4, 5, 6, 7, 8, 7, 6, 5, 4, 3, 2, 3, 4, 5, 6

Offset: 1

Author

Philippe Deléham, Nov 20 2013

Keywords

• nonn
• easy
• base

Comments

Pi = 3.14159265358979323846....

Between 3 and 1 we place 2.

Between 1 and 4 we place 2 and 3.

Between 4 and 1 we place 3 and 2.

Between 1 and 5 we place 2, 3, and 4.

Between 5 and 9 we place 6, 7, and 8.

Between 9 and 2 we place 8, 7, 6, 5, 4 and 3.

Between 2 and 6 we place 3, 4 and 5.

Between 6 and 5 we place nothing.

Between 5 and 3 we place 4, and so on.

This gives:

3, 2, 1, 2, 3, 4, 3, 2, 1, 2, 3, 4, 5, 6, 7, 8, 9, 8, 7, 6, 5, 4, 3, 2, 3, 4, 5, 6, 5, 4, 3, 4, 5, ...

This could be called a walk (or promenade) on the digits of Pi.

Crossrefs

Cf. A000796