1,2
Table of n, a(n) for n=1..34.
Erich Friedman, Problem of the month March 2006
Sequence in context: A321717 A228755 A007215 * A062753 A062898 A343810
Adjacent sequences: A195674 A195675 A195676 * A195678 A195679 A195680
nonn
Kausthub Gudipati, Sep 22 2011
approved