A139727 Number of digits between successive occurrences of digit 9 in decimal representation of Pi.

6, 1, 15, 7, 3, 1, 0, 9, 2, 3, 16, 0, 19, 21, 6, 14, 24, 10, 6, 2, 2, 5, 8, 5, 32, 1, 9, 24, 9, 33, 2, 4, 4, 11, 2, 31, 2, 7, 14, 1, 1, 3, 10, 6, 18, 0, 4, 16, 4, 8, 1, 2, 25, 1, 3, 8, 6, 3, 10, 7, 21, 41, 2, 18, 5, 10, 10, 3, 2, 3, 7, 0, 7, 3, 13, 5, 8, 0, 13, 0, 0, 0, 0, 0, 4, 4, 0, 4, 10, 5, 6, 6

Offset: 1

Author

Daniel Drijard (daniel.drijard(AT)cern.ch)

Keywords

• nonn
• base

Links

• Harvey P. Dale, Table of n, a(n) for n = 1..2000

Crossrefs

Cf. A135088, A000796.

Programs

Mathematica

Differences[Flatten[Position[RealDigits[Pi,10,1000][[1]],9]]]-1 (* Harvey P. Dale, Feb 10 2019 *)