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Table of n, a(n) for n=1..23.
Dave Andersen, Pi-Search Page
Eric Weisstein's World of Mathematics, Pi Digits.
Index entries for sequences related to the number Pi
Cf. A083612 (five 3's), A083614 (seven 3's).
Sequence in context: A186607 A249195 A236277 * A083614 A114675 A234757
Adjacent sequences: A083610 A083611 A083612 * A083614 A083615 A083616
Rick L. Shepherd, May 01 2003