A120584 Distance between n-1 and n in decimal expansion of Pi A000796.

33, 5, 16, 11, 6, 20, 8, 1, 2, 21, 41, 11, 46, 61, 14, 19, 82, 32, 18, 49, 105, 50, 11, 37, 105, 19, 19, 136, 113, 34, 234, 77, 66, 166, 1, 51, 109, 98, 42, 19, 20, 154, 49, 26, 25, 44, 111, 93, 46, 40, 265, 77, 69, 182, 421, 286, 154, 9, 3, 24, 64, 22, 61, 69, 85, 21, 28

Offset

0,1

Comments

a(0)=33 because position of first zero is 33; after this zero, "1" is at position 5, hence a(1)=5; after this 1, "2" is at position 16, hence a(2)=16; after this 2, "3" is at position 11, hence a(3)=11 etc.

Links

Table of n, a(n) for n=0..66.

Mathematica

ts=ToString[FromDigits[RealDigits[N[Pi, 20000]][[1]]]]; Reap[Do[sp=StringPosition[ts, ToString[n]][[1, 1]]; Sow[sp]; ts=StringDrop[ts, sp], {n, 0, 100}]][[2, 1]]

Crossrefs

Cf. A000796.

Sequence in context: A346496 A113467 A113458 * A236177 A123173 A147021

Adjacent sequences: A120581 A120582 A120583 * A120585 A120586 A120587

Keyword

base,nonn

Author

Zak Seidov, Aug 17 2006

Status

approved