A139720 Number of digits between successive occurrences of digit 2 in decimal representation of Pi.

9, 4, 6, 4, 19, 9, 9, 2, 6, 5, 3, 8, 9, 1, 20, 0, 3, 8, 10, 4, 7, 11, 0, 16, 17, 7, 11, 2, 15, 14, 4, 8, 2, 5, 3, 23, 2, 3, 1, 1, 16, 19, 5, 25, 16, 11, 20, 5, 14, 1, 4, 0, 14, 9, 13, 10, 0, 9, 11, 6, 5, 7, 20, 7, 4, 6, 9, 19, 10, 0, 24, 0, 5, 3, 3, 8, 1, 2, 20, 19, 13, 17, 13, 15, 2, 1, 0, 3, 11

Offset

1,1

Links

Table of n, a(n) for n=1..89.

Mathematica

Differences[Flatten[Position[RealDigits[Pi, 10, 1000][[1]], 2]]]-1 (* Harvey P. Dale, May 26 2016 *)

Crossrefs

Cf. A135088, A000796.

Sequence in context: A153756 A322088 A343199 * A248177 A194826 A309610

Adjacent sequences: A139717 A139718 A139719 * A139721 A139722 A139723

Keyword

nonn,base

Author

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

Status

approved