The OEIS is looking to hire part-time people to help edit core sequences, upload scanned documents, process citations, fix broken links, etc. - Neil Sloane, firstname.lastname@example.org
Table of n, a(n) for n=0..96.
a(21) = 3 because the digit '1' which is congruent to 21 mod 10 has appeared 3 times in the sequence prior to this term.
Sequence in context: A277926 A222521 A068159 * A265373 A105031 A118762
Adjacent sequences: A108692 A108693 A108694 * A108696 A108697 A108698
Andrew Weimholt, Jun 19 2005