A375789 First position index for A197123(n) in the decimal expansion of Pi.

1, 6, 4, 50, 397, 496, 4167, 15052, 30627, 182105, 550497, 447673, 3143598, 4821309, 19552188, 67889102, 109303021, 378355224

Offset: 1

Author

Darío Clavijo, Aug 28 2024

Keywords

• nonn
• more
• base

Comments

Positions in the digits of Pi are numbered starting from 0 for the initial "3".

Examples

			For n=3, the first string of 3 digits to repeat in Pi is A197123(3) = 592 and it had first occurred at position a(3) = 4,
  Pi = 3.141592 ... 592...
            ^       ^
  position  4       61
		

Crossrefs

Cf. A000796, A197123.

Extensions

a(11)-a(18) from Michael S. Branicky, Sep 04 2024