A385936 a(n) is the starting position of the second occurrence of a string of the initial n hexadecimal digits of Pi in the hexadecimal expansion of Pi.

3, 344, 2595, 41220, 1766549, 8759073, 22221394, 22221394

Offset

1,1

Comments

Digit positions are numbered starting at 0 for the integer digit "3" of hexadecimal 3.243f..., and digit position 1 is the first fractional digit.

Terms a(1)..a(8) found in first 41524101188 hexadecimal digits.

a(9) > 4.152 * 10^10.

Links

Table of n, a(n) for n=1..8.

Jason Doucette, Pi Inside Pi, July 12, 2025

Crossrefs

Cf. A062964 (Pi in hex), A081876 (decimal Pi-inside-Pi), A385937 (binary Pi-inside-Pi).

Sequence in context: A318164 A249799 A234607 * A057121 A376748 A039515

Adjacent sequences: A385933 A385934 A385935 * A385937 A385938 A385939

Keyword

nonn,base,more

Author

Jason A. Doucette, Jul 12 2025

Status

approved