Annual appeal: Please make a donation to keep the OEIS running! Over 6000 articles have referenced us, often saying "we discovered this result with the help of the OEIS". Other ways to donate
1,1
G. C. Greubel, Table of n, a(n) for n = 1..5000
a(n) = A000796(17 + A000796(n))).
id=RealDigits[Pi, 10, 130][[1]]; Table[id[[17+id[[n]]]], {n, 105}]
Cf. A119505, A179104.
Sequence in context: A016503 A010653 A153200 * A045814 A064218 A228780
Adjacent sequences: A179100 A179101 A179102 * A179104 A179105 A179106
nonn,base
Roger L. Bagula and Alexander R. Povolotsky, Jun 29 2010
Minor edits by N. J. A. Sloane, Jul 05 2010
Edited by Associate Eds. of OEIS, Jul 07 2010
approved