Annual Appeal: Please make a donation (tax deductible in USA) to keep the OEIS running. Over 5000 articles have referenced us, often saying "we discovered this result with the help of the OEIS".
See A184986 to learn why 3331 is important.
Artur Jasinski, Table of n, a(n) for n = 1..2664 (full sequence)
Cf. A184979, A184986.
Sequence in context: A136492 A062506 A213199 * A242437 A188916 A276278
Adjacent sequences: A184984 A184985 A184986 * A184988 A184989 A184990
Artur Jasinski, Mar 27 2011